Handbook No. “Sweet Sorghum in some ways is similar to corn,” says Don Slack, Ph.D., professor in the Department of Biosystems Engineering. Yield of sweet sorghum varieties at Blairsville, Georgia, and Quicksand, Kentucky.1. Integrated pest management (IPM) practices should be used to control insects in sweet sorghum. In addition, sweet sorghum has a °Brix or estimated fermentable sugar of 9 percent, and as the fermentable sugar of sweet sorghum increases, wherein studies show results higher than the estimated 9 percent, the more viable the ethanol’s country production using sweet sorghum becomes. Sugar in the stalk is not the primary focus. 611, 55 pp. 2. As a land grant university, the UA has a mission to serve the state, the country and the world. Dr. Bill Rooney at Texas A&M University has released female inbred lines with higher sugar content for use in the production of sweet sorghum hybrids. Theis is resistant to both red stalk rot and MDM. Potential for Sweet sorghum as a biofuel. The author is grateful to Dr. Morris Bitzer, professor emeritus, at the University of Kentucky for providing advice and information for this article. In favorable environments, sweet sorghum … Slack has two graduate students working on the project. The statement “all biomass is local” also applies to sweet sorghum feedstock. From 2007 to 2009, University of Kentucky researchers examined the feasibility of ethanol … Dr. Morris Bitzer calculated that corn has an energy efficiency of 1:1.8, while sweet sorghum has an efficiency of 1:8 (personal communication, 2009). It is a C4 crop with low input requirements and accumulates high levels of sugars in its stalks. “I love working with graduate students. Slack is also partnering with Pinal Energy of Maricopa Arizona, a 50-million-gallon-a-year ethanol plant. However, this crop may someday have another use in the Commonwealth — as a bioenergy crop. Biofuels Home. Hybrid Madhura was developed by "Nimkar Agricultural Research Institute, Phaltan, Maharashtra". Some recent reports have raised concerns that the cultivation of certain biofuel … Biomass type sorghum was superior to sweet type as non-food ethanol feedstock. Sweet sorghum as a biofuel crop in . “Sweet sorghum is supposed to be a drought-tolerant crop. It needs less fertilizer than corn, which results in less water contamination, says Ray Coniglio, a spokesman for Sebastian, Fla.-based Renewable Energy LLC, which has invested in the production of sweet sorghum … Most sorghum syrup farmers remove seed heads using cutters mounted on high clearance spray equipment. “We need to have chemical engineers who understand how the materials can be refined into a product, and we need agricultural engineers who can work with machinery to extract the juices and process the materials.”. Under favorable growing conditions, sorghum can produce high biomass yields with low rates of nitrogen fertilizer. The study was concluded prior to the enactment into law of the Biofuels Act (RA 9637) which requires vehicle manufacturers and owners as well as oil companies to use fuels diluted with sugar or starch-derived alcohol to reduce the country's dependence on imported fuel and promote cleaner air. Sugar in the stalk is not the primary focus. Ethanol Production from the Stem Juice of Different Sweet Sorghum Cultivars in the State of Pernambuco, Northeast of Brazil E. Dutra, A. G. B. Neto, R. B. Souza, M. A. M. Morais Júnior, J. N. … Technical challenges of using sweet sorghum for biofuels are a short harvest period for highest sugar content and fast sugar degradation during storage. Study on palletizing machine for yeast cells immobilized carrier production. Sweet sorghum … Isaac Hedges called it the “Northern Sugar Plant” because of the high sugar content in the stalks. This is about twice that from corn grain. For sweet sorghum, you will probably reduce the nitrogen fertilizer and increase the potassium and phosphorus fertilizer relative to grain sorghum. Table 1. Corn (left) and sweet sorghum (right) at the Kellogg Biological Station in Hickory Corners, Michigan. Ilse Rojas, a Ph.D. student from Chile, is doing her dissertation research on how to get more return from the plant. Researchers find sweet sorghum and sugarcane can cut biorefinery down time January 10, 2017 | Meghan Sapp In Illinois, today many biofuel refineries operate for only seven months each year, turning … -- LSU AgCenter scientists are researching efficient means for processing energycane and sweet sorghum for use in biofuels. The initiative is the product of research on sorghum … In particular, biomass type hybrid GN-10 achieved the highest biomass (17.4 t ha-1) and theoretical ethanol yields (5,423 L ha-1) after averaging data for all environmental sites. “Sweet sorghum” is a special-purpose sorghum (Sorghum bicolor (L.) Moench) with a sugar-rich stalk similar to sugarcane. for heat in buildings or to produce electricity. Plant lodging is more likely to occur in high population fields because stalks become smaller in diameter due to competition. Several equipment companies are testing sweet sorghum harvester prototypes. Compared to other biofuel crops unlike sugarcane sweet sorghum … Seeds are small, … Westbrook. Sweet sorghum could become leading bioethanol feedstocks. DA-BAR’s director, William Medrano, says the use of sorghum as a biofuel fits with the Philippine government’s current energy conservation efforts, which involve the development and use of biologically derived alternatives to expensive oil imports. Most of the sweet … During World War II, when sugar was rationed, bootleggers used the juice of sweet sorghum to make moonshine. Unless a harvesting machine is developed to squeeze juice on-the-go and re-deposit stalks and leaves in the field, a significant amount of P and K will be removed in the biomass. Sweet sorghum can be used the the production of biofuels in two ways. Global Biofuels Ltd. (RC 679588), is implementing a project to convert the juice from the stalk of sweet sorghum (Sorghum bicolor (L) Moench) to ethanol. The vinasse, which is a mixture of dead yeast and plant material after fermentation, can be composted and sold for fertilizer. Nutrient crop removal for sweet sorghum is similar to forage sorghum. Bioethanol. In Texas, sorghum varieties are being bred to produce high biomass yields (Juerg et al., 2009). Published by Battelle Technology Partnership Practice. Producing ethanol from sweet sorghum uses about two thirds the amount of water of corn and one seventh the … Sweet sorghum: from booze to biofuel. Sweet sorghum (Sorghum bicolor) is primarily grown in Kentucky for its syrup. Below is a budget by David Reinbott, extension agricultural economist at the University of Missouri. 1177 E. 4th Street, Shantz Building, Room 403, Tucson, AZ, USA 85721-0038, Biosystems Analytics & Technology, MS & PhD, Don Slack, Ph.D., professor in the Department of Biosystems Engineering. For P and K recommendations, collect soil samples and send them to a soil laboratory. Sweet … http://www.agbioworks.org/regional.cfm. 2009. Generally, target plant population should be 60,000 to 100,000 plants per acre. Email: firstname.lastname@example.org Introduction Agriculture and energy have always … 2009. Bitzer, M. 2009. As a leading public research university, the University of Arizona is working hard to answer this question through pioneering research in alternative fuels. Sorghum holds promise for … Aug 11, 2008. We want to know if we can use some lands that are not suitable for food production, using less water, but also guaranteeing some kind of energy for people here.”. Sweet sorghum will thrive under drier and warmer conditions than many other crops and is grown primarily for forage, … In favorable environments, sweet sorghum varieties can grow 14 feet tall and produce 20 to 50 tons of biomass (fresh weight) per acre. Bradley, K., L. Sweets, W. Bailey, and J. Wrather. A stand of sweet sorghum being tested for biofuel production in Mozambique. Drying fuel and electricity can be deleted from the budget. Freeman, K.C., D.M. 38-45 Proc. University of Florida led team will participate in a five year, $125 … Sweet sorghum diseases are best controlled by rotating fields with non-grass crops such as soybean and by planting disease-resistant sweet sorghum varieties. The successful production of sweet sorghum in South Africa is restricted due to a lack of sustainable production systems. (Photo by Swathi Sridharan via Creative Commons) Countries such as India and Brazil are already ramping up sweet sorghum production to supplement sugar cane as an ethanol ingredient. To estimate input costs for sweet sorghum, begin with a crop budget for grain sorghum. To minimize transportation costs, a small gasification or fermentation processing center should be located near production fields. How will we fuel the future? It is harnessing that curiosity and passion in his students that Slack sees as the core of his work. Here in the Sonoran Desert, researchers in the College of Agriculture and Life Sciences are looking into bio-fuel crops that can be grown in arid areas. Through the research in Slack’s lab, he and his graduate students are finding better ways to grow the plants and optimize their production of juice, which is then fermented into ethanol. http://extension.missouri.edu/seregion/Crop_Budgets_PDF&Excell/Grain_Sorghum.pdf, Energy Answers for the Beginning Farmer and Rancher, NEWBio Team Defines Human Systems Driving the Bioeconomy Transition, NEWBio Harvest, Preprocessing, and Logistics Team Optimizes Biomass Supply Chain Processes, NEWBio Feedstock Improvement Team Breeds Better Switchgrass and Willow for the Bioeconomy. It grows in dry conditions, tolerates heat, salt and waterlogging, and provides steady income for poor farmers. (520) 621-3691. Southern Plant Nutrition Management Conf. Before planting, sweet sorghum seed was treated with fluxofenin herbicide seed safener to minimize crop injury. The diversion of crop land for cultivation of sweet sorghum does not … Besides having rapid growth, high sugar accumulation, and biomass production potential, sweet sorghum has wide adaptability (Reddy and Sanjana 2003). Sweet sorghum could be grown on about half of this land. Several herbicides are labeled for grain and forage sorghum. sweet sorghum has shot into prominence because of its competitiveness as a … In his eyes, offering a great educational experience is what gives rise to excellent research an innovation. Photo: Larry Rana, USDA; Wikimedia Commons. Switchgrass and sweet sorghum fertilization for bioenergy feedstocks. Sweet sorghum packs punch for Arizona’s biofuels industry Known as the sugarcane of the desert, sweet sorghum could be a sustainable and ecological future biofuel crop for Arizona. Fungicide seed treatments can be used to reduce seedling disease infestation. To maintain high sugar content in the stems, remove the seed heads “when the seed is in the late milk stage” (Bitzer, 2009). In this system, the synthetic gas and bio-oil are used for transportation fuel, and the charcoal is applied to fields to improve soil structure. The bagasse can be used to feed livestock or pelletized to burn. Paper presented at the 2008 Joint Annual Meeting, Celebrating the . University of Missouri Extension M171. In this regard, the concept of super sweet sorghum ideotypes is proposed to stimulate discussion on how to combine the various biofuel syndromes to design the genomes of sweet sorghum hybrids for the various climatic zones. Let's start with the basics. The United States, the world’s largest sorghum producer, is organizing a conference this year on using sorghum as biofuel. Segment by Application, the Sweet Sorghum Ethanol market is segmented into United States, Europe, China, Japan, Southeast Asia, India and Rest of World. Indo-US Biofuels Research Project - The second generation biofuels consortium will focus on development of sustainable, advanced lignocellulosic biofuel systems. Sweet sorghum could be grown on about half of this land. “We need to have plant scientists to understand how the plants grow and mature,” says Slack. Courtesy of University of Arizona Cooperative Extension. Most of the sweet sorghum research around the world is focused on traditional sugar fermentation by yeast from the juice. Other … The seed heads on sweet sorghum are located on the top of the stalks. The San Carlos Apaches and the Yaqui tribes have expressed interest in growing sorghum. The stalk and seed are used directly for biomass energy and their high sugar content allows them to be fermented to make ethanol. Belum VS Reddy, P Srinivasa Rao, A Ashok Kumar, P Sanjana Reddy, P Parthasarathy Rao, Kiran K Sharma, Michael Blummel and Ch Ravinder Reddy International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Patancheru 502 324, Andhra Pradesh, India. 1986. Sweet sorghum is an excellent source for the production of biofuel and green energy. Photo: Dennis Pennington, Bioenergy Educator. of Agr. Sorghum is a multipurpose crop and can be used for food, feed, fuel and fodder. Sweet sorghum was compared with corn [Zea mays (L.)] and grain sorghum for potential ethanol yield, energy use efficiency, and greenhouse gas (GHG) emissions at seven dryland site‐years in Nebraska.Seasonal rainfall ranged from approximately 340 to 660 mm. It’s a favorite part of what I do.”, 1177 E. 4th Street, Shantz Building, Room 403, Tucson, AZ, USA 85721-0038 production methods, and the land cover prior to sweet sorghum cultivation (Ko¨ppen et al., 2009). to other crops such as corn or sugarcane. Sweet sorghum can be grown in most of the continental United States. 1Freeman et al., 1986. Handheld light refractometers and battery-powered digital refractometers can be purchased. Abstract. Biofuel. 6-7 Oct. Olive Branch, MS. Tripp, S., R. Powell, and P. Nelson. Sugar contents in sweet sorghum tend to be highest in years with low rainfall and sunny days late in the season. For this project, both high-biomass sorghum and sweet sorghum will be tested in the US, while high-biomass sorghum and bmr sorghum will be grown in India. Be sure to purchase a model that automatically compensates for temperature. Sweet sorghum may grow up to twenty feet tall and produce significantly higher biomass yields compared to grain sorghum. ST. GABRIEL, La. Sweet sorghum [SS; Sorghum bicolor (L.) Moench] is a potential biofuel crop for the Great Plains. Indian Institute of Millet Research to Use Sweet Sorghum to Boost Ethanol Production (New Indian Express) Sweet sorghum is a variety of sorghum or jowar/jonna, which has high sugar levels in its stalk … Corn also requires a fair amount of water. Since sweet sorghum is a multipurpose crop serving as a source of food, animal feed, and biofuel (Ratnavathi et al., 2011), it is a leading candidate biofuel crop. In Texas, sorghum varieties are being bred to produce high biomass yields (Juerg et al., 2009). In 2007, the University of Kentucky and the University of Nebraska jointly released a male-sterile hybrid named KNMorris. 2015-41595-24254 from the USDA National Institute of Food and Agriculture. Sweet sorghum can be planted in marginal land areas in less developed countries and areas, particularly in Africa, to stimulate local economies; and the establishment of flexible biorefineries should allow exploitation of these multiple feedstocks and extend the projected environmental and economic benefits of biofuels. This reduces flexibility and can increase transportation costs. However, the biofuel syndrome of plant architecture (leaves, root, and stem), flowering time and bioconversion efficiency, their genetic components and how these traits can be modulated as potential routes to optimize sweet sorghum for biofuel … Unlikely sugarcane which requires a year to grow and large amounts of irrigation water, Sweet sorghum only needs 90-120 days of total culture time e 1/3 of sugar cane water. Advantages of sweet sorghum for biofuel production 1. For this project, both high-biomass sorghum and sweet sorghum will be tested in the US, while high-biomass sorghum and bmr sorghum will be grown in India. Most of sweet sorghum models for biofuel production use either gasification or fermentation to process plant material into biofuel. Most sweet sorghum varieties planted in the United States today were developed at the U.S. Sugar Crops Field Station at Meridian, Mississippi. The greatest challenge for large-scale production of sweet sorghum for biofuel is the lack of commercial harvesting equipment. To utilize the bagasse for feeding, cattle should be in the vicinity. Sweet sorghum as a biofuel crop has many attractive features that make it an excellent source of renewable energy. Sweet sorghum. We want to know if we can use some lands that are not suitable for food production, using less water, but also guaranteeing some kind of energy … Although there are major obstacles in terms of yield and production of biofuel from sweet sorghum, with time it may possibly replace the huge share of the fossil fuels’ requirement to meet the rising energy demand. A group of researchers led by Purdue University scientists believes sweet and biomass sorghum would meet the need for next-generation biofuels to … Optimum planting rates vary by region and soils. Various review works based on the … Sweet sorghum is a promising target for biofuel production. With an aim to bring sweet sorghum back into mainstream biofuel production, ICRISAT and partners have developed a project, Commercialization of sweet sorghum as a complimentary feedstock for ethanol production in the sugar mills of Maharashtra, Tamil Nadu and Gujarat. Sweet sorghum is a leading potential biofuel feedstock that can be produced in South African's water‐limiting conditions under marginal lands. Global View of Biofuel Butanol and Economics of Its Production by Fermentation from Sweet Sorghum Bagasse, Food Waste, and Yellow Top Presscake: Application of Novel Technologies . Stalks of sweet sorghum contain fermentable sugars in the sap equal to 400-600 gallons of ethanol per acre. Indeed (Murray et al. Sweet sorghum as a biofuel crop: Where are we now? Usually in about 2.5 weeks, sugar content will increase to optimum levels before harvest. (http://extension.missouri.edu/seregion/Crop_Budgets_PDF&Excell/Grain_Sorghum.pdf). Sweet sorghum is an excellent source for the production of biofuel and green energy. Sweet sorghum, a plant that grows to a height of 8 to 12 … Missouri pest management guide: corn, grain sorghum, soybean, and winter wheat. Pinal Energy currently imports corn from the Midwest, so they are quite interested in the potential for locally produced sweet sorghum. As a result of the efforts of Congressman Raul Grijalva, the United States Department of Energy is also helping to fund the project. Latest potent biofuel made from Sweet sorghum sap. Milling tests were conducted on both energycane and sweet sorghum at the LSU AgCenter… The same diseases that affect grain sorghum also attack sweet sorghum. pp. To design a sustainable production system, apply enough fertilizer to offset crop removal or spread the bagasse and vinasse back on the field. For the biofuels industry, sweet sorghum offers compelling options – if the hybrids work eco - nomically and the adoption is there. Regional strategy for biobased products in the Mississippi Delta. With less need for nitrogen fertilizer and its incredibly drought-tolerant nature, it is a much more affordable and viable … Thus, with a higher fermentable sugar of as much as 15 percent, with a Php/TC of 700, the projected … National Sweet Sorghum Producers and Processors Association. It is hoped that this will change in the near future. Sweet Sorghum for Biofuel Production ... NSSV 255 and RSSV 56 are the sweet sorghum cultures identified by the "All IndiaCoordinated sorghum improvement project at National level". Sweet sorghum is any of the many varieties of sorghum which have a high sugar content. Keller and M81E are resistant to red stalk rot (anthracnose) but are susceptible to maize dwarf virus (MDM). Sweet sorghum, Jatropha, Pongamiaand sugar beet are among the underexploited crops for biofuel (ethanol and biodiesel) production. Handbook No. Being a water-use efficient crop, sweet sorghum … Dale is a mid-season variety developed at the U.S. Sugar Crops Field Station. SWEET SORGHUM FOR BIOFUEL INDUSTRY. Height is also an issue; sweet sorghum can be blown down in strong winds. Sweet sorghum could … However, sweet sorghum seed and equipment costs will be higher than grain sorghum. When nitrogen response occurred, 60 pounds of N per acre were sufficient. Most labs request a forage yield estimate when soil samples are submitted to make crop removal calculations. Sweet sorghum is an efficient user of nitrogen fertilizer. “Sweet sorghum is supposed to be a drought-tolerant crop. Indo-US Biofuels Research Project - The second generation biofuels consortium will focus on development of sustainable, advanced lignocellulosic biofuel … Although sweet sorghum is primarily grown to produce sorghum syrup, it can also be used as a feedstock for biofuel. Normally, the fibrous parts of the plant are discarded after juicing. As the plant matures, carbohydrates are translocated from the stalks to the head to make starch in the seeds. The United States, the world’s largest sorghum producer, is organizing a conference this year on using sorghum as biofuel. Studies in India have found that after juice extraction, sweet sorghum bagasse can form part of a nutritious animal feed, giving dryland farmers an additional source of fodder and income. Fields with irrigation should have higher populations than non-irrigated fields. Sweet sorghum is similar to grain sorghum but with sugar-rich stalks and the ability to use water efficiently. Biofuel Others The Sweet Sorghum Ethanol market is analysed and market size information is provided by regions (countries). The seeds can be used for food and/or … 1-5 Nov. Pittsburgh, PA. Stevens, G., R. Holou, D. Dunn, and A. Wrather. Chinch bugs are usually worse in drought conditions, and worms cause the most damage in late-planted sorghum fields. ASA-CSSA-SSSA. Sweet Sorghum biofuel research at OSU seeks to offer economically viable options January 1, 2013 | Meghan Sapp In Oklahoma, Danielle Bellmer, an associate professor at Oklahoma State University, has received funding from the U.S. Department of Agriculture, United Sorghum Checkoff Program, Oklahoma Bioenergy Center and the South Central Sun Grant Program to develop biofuels from sweet sorghum. This procedure will not be as important when hybrid varieties are grown that are male sterile or do not flower at all. 2009. Such a combination of talents and areas of expertise is absolutely essential for the success of an effort of this scope and complexity. Sorghum biomass is burned by fast pyrolysis to produce syngas, bio-oil, and charcoal. “Arizona is one of the places where we can grow sweet sorghum very efficiently, so the Department of Energy has funded this research for the past two years.”. It also includes market size and … With less need for nitrogen fertilizer and its incredibly drought-tolerant nature, it is a much more affordable and viable option than corn for fuel production. Sweet sorghum can be grown in many regions of the United States. Four important varieties from that station are Theis, Keller, Dale, and M81E. Sweet Sorghum Sweet Sorghum Sweet sorghum [Sorghum bicolor (L.) Moench] is similar to grain sorghum with sugar-rich stalks. Dr. Ismail Dweikat at Nebraska is developing sweet sorghum cultivars with increased cold tolerance. That isn’t happening yet in the United States, which is more attached to corn, but the federal energy and agriculture … The crop is highly adaptable to wide range of climatic conditions including drought and salinity. Considering the energy challenges we face in the United States, the research Slack and his team are doing is of interest to a great many people and organizations, from private industry all the way up to the federal government. The UA has multiple agricultural research facilities; Slack and his team are working on their sweet sorghum project at the Red Rock Agricultural Center, a 320-acre facility 40 miles north of Tucson. Dr. Mike Ackerson describes the process and benefits of making gasoline quality biofuel from sweet sorghum. Extraction requires a roller mill or diffuser equipment. Rojas’s work is focusing on converting that material, called bagasse, into sugars that can then be fermented into ethanol. 2009 International Annual Meetings. Sweet Sorghum for Biofuel Production in Louisiana The federal mandate for energy security through the development of sustainable biofuels has revived interest in sweet sorghum as a renewable energy … Soil temperatures should be above 65°F at planting to achieve good seed emergence. It is more drought tolerant than corn and requires less nitrogen fertilizer. Paper presented at the 2008 Joint Annual Meeting, Celebrating the . Sweet sorghum is also much more water-efficient than most biofuel crops. Juerg, B., W. Thompson, W. Rooney, and B. Bean. By BETSY BLANEY, Associated Press Writer. In test plots in Missouri, atrazine and metolachor gave good grass and broadleaf weed control. When it comes to discussing the potential of sweet sorghum in the biofuels production process, we share in the excitement. Sweet sorghum is a "smart" crop, providing grain for human consumption, stover for fodder and juicy stalks for use in biofuel production. This includes “cultural, mechanical, biological or chemical options” (Bradley et al., 2009). International Year of Planet Ea rth, 5–9 October 2008, Houston, Texas. One challenge is that, upon harvest, sugars rapidly degrade. The syrup sweet sorghum (Figure 1), so it is the most suitable which needs storage for using during off season needs crop for ethanol production using for biofuel comparing to concentrate to minimum 65 brix (normally 85 brix). The study found that sweet sorghum is comparable if not better than sugarcane for ethanol production. For gasification to be economically feasible, small-scale pyrolysis systems are needed. Other lines include chinch bug resistance and non-flowering types. email@example.com http://nssppa.org/. Nebraska. Ideally, each sweet sorghum farm would have its own processing facility. Active sweet sorghum breeding programs are under way in several states. Tania Martinez-Cruz, a graduate student from Mexico, is looking at different varieties of sweet sorghum and how they grow. Sweet sorghum is a potential biofuel crop because it is capable of producing high yields of ethanol from a combination of easily fermentable sugars and lignocellulosic bagasse. “We’re here to educate students, and the byproduct of our educating students is the research,” he says. Now researchers at the University of Missouri Delta Research Center are studying ways to boost the plant’s potential to brew not booze, but biofuel. Bio Fuels Revolution – Sweet Sorghum – The Smart Crop Sweet sorghum (Sorghum bicolor) is frequently called as smart crop for its ability of not only produce food but fuel as well. Charlotte Niemiec is OFI’s editorial assistant The companies intend to work together to support the introduction of sweet sorghum as a source of fermentable sugars at Brazil’s 400 or more ethanol mills. This work is supported by New Technologies for Agriculture Extension grant no. The production of sweet sorghum biofuel is quite gentle on the environment. Sweet Sorghum: A New Smart Biofuel Crop that Ensures Food Security : May 19, 2008 PATANCHERU, India : In these days of soaring food prices worldwide , imagine a crop that provides food, livestock feed and biofuel. Sweet sorghum could be grown on about half of this land. Consult manufacturers to be sure they can be applied on sweet sorghum. Obviously, the higher the sugar content in the stalks, the higher the potential ethanol yield. “This project is a pilot project,” he says, “which means that we move it beyond the laboratory into the field.” They are looking at how their methods scale to the field to see if they represent viable ways of growing bio-fuel and bio-energy crops in the bright, dry environment of Southern Arizona. Fortunately, sorghum plants can often compensate for low plant stands by producing several tillers per plant. Sweet sorghum is the same species (Sorghum bicolor L. Moench) as grain sorghum. A study by Memphis Bioworks showed that sweet sorghum processing plants should be located no more than six miles from production fields in the Delta region (Tripp et al., 2009). Sweet sorghum as a biofuel crop in . To estimate sugar content in juice, use a refractometer to make Brix (%) measurements. Sweet sorghum was first introduced into the United States in 1852. In this system, the synthetic gas and bio-oil are used for transportation fuel, and the charcoal is applied to fields to improve soil structure. Increase to optimum levels before harvest sorghum also attack sweet sorghum farm would have its own processing.... Interest in growing sorghum only extracts one-seventh of the University of Arizona working! – if the hybrids work eco - nomically and the world tend to a! 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