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History of International Organizations' Work with Soybeans and Soyfoods (1914-2021)
The world's most comprehensive, well documented, and well illustrated book on this subject. With extensive subject and geographic index. 81 photographs and illustrations - mostly color. Free of charge in digital PDF format.
History of Soybeans and Soyfoods in Africa (1857-2019)
The world's most comprehensive, well documented, and well illustrated book on this subject. With extensive subject and geographical index. 113 photographs and illustrations - mostly color. Free of charge in digital PDF format on Google Books
History of Soybean Cultivation (270 BCE to 2020)
The world's most comprehensive, well documented and well illustrated book on this subject. With extensive subject and geographical index. 318 photographs and illustrations - many in color. Free of charge in digital PDF format on Google Books.
Nitrogen Fixation in Tropical Cropping Systems
The second edition of this book, first published in 1991 and intended for students and researchers, contains revised and updated material on the theory and practice of nitrogen fixation in tropical cropping systems. There are 15 chapters in 3 parts. Part I, Introduction, contains 5 chapters on tropical environments (climate, soils and cropping systems), nitrogen fixing organisms, the process of nitrogen fixation, assessment of the role of nitrogen fixation, and cycling of nitrogen in tropical cropping systems. Part II, Tropical crops and cropping systems, comprises 7 chapters on freeliving, root-associated and endophytic nitrogen fixing bacteria of cereal crops and grasses, cyanobacteria and Azolla as green manure for wetland rice, grain legumes, legumes as green manures and cover crops, forage legumes, understorey legumes and shade trees in plantation crops, and nitrogen fixing trees in agroforestry. Part III, optimizing nitrogen fixation, includes 3 chapters on environmental constraints, approaches to enhancement, and future impacts on nitrogen fixation in tropical agriculture. A list of common names and subject index are included.
ILRI 1999
None
Insect-resistant cowpea in Nigeria: An ex ante economic assessment of a crop improvement initiative
Since oil prices’ decline in 2014, agriculture has received renewed interest in Nigeria as a key sector for achieving sustainable growth and generating foreign exchange. One of the identified obstacles to achieving these goals is the need to improve agricultural productivity. Cowpea is one of the priority crops identified for productivity improvement. Currently cowpea yields are below 900 kg/ha, but it has been shown that with the right technology, these yields could potentially double. One of the main biotic constraints for cowpea is the infestation of the insect pod borer (Maruca Vitrata). No conventional variety has been developed to resist this pest, but with the use of biotechnology a...
