Crop yield 2 Field Crops, (New March 2000) 2 Lens culinaris Lentils 2 Plant Breeding and Genetics 2 Plant Production 2 Plant breeding 2 Adaptation 1 Agricultural Economics 1 Agricultural productivity 1 Agriculture 1 Arachis hypogaea 1 Barley 1 Biological Resources (Plant) 1 CGIAR 1 Cassava 1 Characterization 1 Composition and Quality of Non-food/Non-feed Plant Products 1 Conservation 1 Crop Produce 1 Crop improvement 1 Crop production 1 Cropping systems 1 Cultivars 1 Demand 1 Documentation 1 Domestication 1 Drought resistance 1 Environmental Tolerance of Plants 1 Field crops 1