Application of the principle of interactions to agricultural development
Kellog, C.E.
Application of the principle of interactions to agricultural development - Sao Paulo, SP (Brasil): 1966.
Anais do Congresso Pan Americano de Conservacao do Solo
Sao Paulo, SP (Brasil): 1966. p. 961-966
(BR9601100-AM)P36
Conservacao do Solo
Projeto Agricola
Adocao de Inovacoes
Application of the principle of interactions to agricultural development - Sao Paulo, SP (Brasil): 1966.
Anais do Congresso Pan Americano de Conservacao do Solo
Sao Paulo, SP (Brasil): 1966. p. 961-966
(BR9601100-AM)P36
Conservacao do Solo
Projeto Agricola
Adocao de Inovacoes