1968 crop and livestock survey

The BIMAS program for self-sufficiency in rice proudction in Indonesial. Bằng Rieffel, Alexis

Agricultural origins and dispersals the domestication of animals and foodstuffs Bằng Sauer, Carl Ortwin 1889-

A partnership to improve food production in India by Carroll P. Streeter; photographs by Marc and Evelyne Bernheim. Bằng Streeter, Carroll P.

Plant science an introduction to world crops

Agro-information flow at the village level a survey of communication sources in the adoption process of high-yielding varieties of crops.

The mutants of maize Bằng Neuffer, M.G

Current concepts for agronomic education

Problems of growth-the future population of the Philippines Bằng Madigan, Francis C.

lấy văn bản

Tropical crops dicotyledons Bằng Purseglove, J. W. (John William) 1912-