van latum,
bio-pesticides in developing countries:propspects: and research priorities/ e. b.; - 1 - kenya: acts press 1991, - 38, vi. 21 - biopolicy international series 1 .
no index
9966-41-010-4 (paper back):
j--mutiple authors
632 960 1724 van
bio-pesticides in developing countries:propspects: and research priorities/ e. b.; - 1 - kenya: acts press 1991, - 38, vi. 21 - biopolicy international series 1 .
no index
9966-41-010-4 (paper back):
j--mutiple authors
632 960 1724 van