1986-01-01 A classification of tropical tree crops - particularly those grown for their fruit - is presented, based on: Branching habit growth rythm The classification reveals a pattern in the confusing multitude of tree crops; its usefulness is enhanced because of similarities in ecology and fruitfulness...
关键资源1984-04-30 In this book an attempt has been made of present a concise amount of useful information about a wide variety of tropical food crops. Invariably the inclusion of more crop species reduces the amount information that can ben about each. Although a format has been used to outline the information...
This pamphlet is a list of 1000 crop species and their information. The paper has 2 parts: an index of 1000 crop names followed by nomenclatural and taxonomic references and a data-retrieval system giving ecologival parameters for the crops.