Study of the social and economic implications of the large-scale introduction of high-yielding varieties of food-grain
Barreto, A.
Study of the social and economic implications of the large-scale introduction of high-yielding varieties of food-grain a selection of readings by A. Barreto - Geneva UNRISO 1971 - 173 p.
High-Yielding Varieties
631.583:631.557 / B 58 S
Study of the social and economic implications of the large-scale introduction of high-yielding varieties of food-grain a selection of readings by A. Barreto - Geneva UNRISO 1971 - 173 p.
High-Yielding Varieties
631.583:631.557 / B 58 S