Kumar, Arvind
Perspectives in agroecosystems /
Arvind Kumar.
- Delhi : Daya Pub. House, 2003
- xiv, 413 p. : ill., charts, photos, graphs, maps.
Bibliography : p. 396 - 401.
8170353114
Agricultural productivity.
Agricultural production.
Agricultural technology.
R/T S494.5 / P75 K8