The presence of phosphate has a well documented impact on the availability of both Fe and P to graminaceous plants, as they interact to form insoluble complexes in the soil . It is possible that the ability to take up iron under high phosphorus conditions has been unintentionally bred into the accessions in Group 2. Many…

Although academic researchers rely heavily on basic economic journals, most professional groups make substantial use of them. Academic researchers also rely substantially on lay interchange-almost as much as any other group except extension. Except for academic researchers, Choices is the second most important input medium. The results for the categories of personal experience and discussion…