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Sorghum

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Effects Of Phytohormone On Lateral Bud Elongation And Acidinvertase Activity During The Regrowth Of Sorghum Bicolor M., H Nojima, Y Takasaki, A Isoda Apr 2024

Effects Of Phytohormone On Lateral Bud Elongation And Acidinvertase Activity During The Regrowth Of Sorghum Bicolor M., H Nojima, Y Takasaki, A Isoda

IGC Proceedings (1997-2023)

The relationships of phytohormone and sucrose metabolism in the stem ofoesorghum after cutting were studied using the stem disks treated with various plantoegrowth regulators The release of buds after incubating was accelerated by 6-benzyladenoprine riboside (6- BAR) treatment. But, on abcisic acid (ABA) andoeindole acetic acid (IAA ) treatment the release of buds was retarded. The length ofoeelongated buds on all hormonal treatments was shorter than the non-treated at the end of incubated period tested. Invertase activities were stimulated on all hormonal treatments. On 6-BAR treatment, invertase activities were the highest. But there were no relationships between invertase activities and …


Sunn Hemp As An Alternative Forage In The Texas High Plains Region, S. A. O’Shaughnessy, H. M. Mosqueda, D. K. Brauer Feb 2024

Sunn Hemp As An Alternative Forage In The Texas High Plains Region, S. A. O’Shaughnessy, H. M. Mosqueda, D. K. Brauer

IGC Proceedings (1997-2023)

Forage production in the Texas High Plains, a semi-arid region, is critical to sustain the local cattle industry. However, the main source of water for irrigation is the highly depleted Ogallala Aquifer, making forage crop water productivity (CWP) of high importance. In this one-year study, three types of forages were cultivated under deficit irrigation treatments of 80% and 50% of full crop water use. The forages were: a non-brown midrib forage sorghum; a legume, sunn hemp; and a sorghum/sunn hemp mix. The experiment was conducted in Bushland, Texas in 2019. Treatment plots were arranged in a split plot design with …


Smallholder Zebu And Forage Production Development In Central Madagascar, L. Randriamanalina, M. S. Vorontsova, M. T. Rajaonah, O. P. Nanjarisoa, C. E. R. Lehmann, D. Miharinjanahary, H. N. S. Ratovoarinjaka, A. Bendrainy, C. Rijaniaina, A. M. Rabendrina, D. Rabeharison, B. F. Rakotozafy, F. Rakotoarison, D. Tahirinirainy, T. Randriamboavonjy, H. Ralimanana, J. Raharimampionona, C. Birkinshaw, W. Truter Feb 2024

Smallholder Zebu And Forage Production Development In Central Madagascar, L. Randriamanalina, M. S. Vorontsova, M. T. Rajaonah, O. P. Nanjarisoa, C. E. R. Lehmann, D. Miharinjanahary, H. N. S. Ratovoarinjaka, A. Bendrainy, C. Rijaniaina, A. M. Rabendrina, D. Rabeharison, B. F. Rakotozafy, F. Rakotoarison, D. Tahirinirainy, T. Randriamboavonjy, H. Ralimanana, J. Raharimampionona, C. Birkinshaw, W. Truter

IGC Proceedings (1997-2023)

Poverty in the Central Highlands of Madagascar is partly driven by inefficient exploitation of native forages and poor livestock nutrition. Zebus are of importance as cultural symbols, but this tradition has grown disconnected from agricultural policy. This project is working with three central highland communities near the protected areas of Itremo, Ibity and Ankafobe, to boost rangeland productivity and trial management methods which will support key forage grasses and improve livestock nutrition. A severe nitrogen deficiency compounded by extremely acidic soil conditions and low phosphorus is observed across the three sites. The lowest grazing capacity of an estimated 0.7 livestock …


Inhibiting Dhurrin Biosynthesis Effects On Stocker Cattle Daily Gains, S. M. Gruss, K. D. Johnson, R. P. Lemenager, M. R. Tuinstra Jan 2024

Inhibiting Dhurrin Biosynthesis Effects On Stocker Cattle Daily Gains, S. M. Gruss, K. D. Johnson, R. P. Lemenager, M. R. Tuinstra

IGC Proceedings (1997-2023)

Climate change has made resilient crops more valuable in many agricultural production systems. Sorghum is an important resilient grain and forage crop due to its high drought tolerance and ability to thrive in low-N environments. All current commercial sorghum varieties produce the cyanogenic glucoside dhurrin. Cell maceration causes the conversion of dhurrin to hydrogen cyanide (HCN), which is toxic to animals. Toxicity symptoms range from labored breathing and convulsions to death within minutes. The dhurrin biosynthesis pathway was altered to inhibit dhurrin production by a mutation that inactivated CYP79A1, the first enzyme in the pathway. The dhurrin-free phenotype eliminates the …


Ensiling Of Tannin-Containing Sorghum Grain, E. M. Ott, Y. Acosta Aragón, M. Gabel Feb 2023

Ensiling Of Tannin-Containing Sorghum Grain, E. M. Ott, Y. Acosta Aragón, M. Gabel

IGC Proceedings (1997-2023)

Sorghum is known as important feed-stuff in tropical regions where rainfall is insufficient for the cultivation of maize. Furthermore, those sorghum cultivars rich in tannins are naturally protected to a certain extent against bird damage, insect pests and moulds. Nevertheless, tannins impair the feed quality. Thus, the objectives of this study were to investigate whether ensiling could be a suitable preservation method for sorghum grain originally rich in tannins and if it is possible to reduce tannin content during fermentation.


Comparison Of Different Maize Hybrids Cultivated And Fermented With Or Without Sorghum, Sz. Orosz, Z. Bellus, Zs. Kelemen, E. Zerényi, J. Helembai Feb 2023

Comparison Of Different Maize Hybrids Cultivated And Fermented With Or Without Sorghum, Sz. Orosz, Z. Bellus, Zs. Kelemen, E. Zerényi, J. Helembai

IGC Proceedings (1997-2023)

In Hungary our key forage crop is silage maize, however, the joint growing of maize and sorghum is increasingly important in arid regions. The reason is, that sorghum varieties tolerate well the various ecological stresses (drought). The joint growing of maize and sorghum varieties has several advantages and disadvantageous in respect of yields, safety of production, fermentability of the crop and nutrient content of the silage. The basis of realising the complementary qualities of the two crops and of the successful joint growing and preservation is the suitable pairing of hybrid varieties.