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2Pest control safe for bees: a manual and directory for the tropics and subtropics Pest control safe for bees: a manual and directory for the tropics and subtropicsby 40141 Adey, M., 130372 Walker, P., 130374 Walker, P.T., 12598 International Bee Research Association, Londres (RU)
Published 1986bibliotecaIICA -
3bibliotecaIICA
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5On-farm research in theory and practice; proceedings On-farm research in theory and practice; proceedingsby Mutsaers, Henk J.W. 97770, 130373 Walker, P. eds., 10742 IITA, Ibadán (Nigeria), Workshop on Design and Analysis of On-Farm Trials Ibadán (Nigeria) 27 Feb - 3 Mar 1989
Published 1991bibliotecaIICA -
6by 130374 Walker, P.T., 12804 International Rice Research Institute, Manila (Filipinas), 35964 International Workshop on Crop Loss Assessment to Improve Pest Management in Rice and Rice-based Cropping Systems in South and Southeast Asia Manila (Filipinas) 11-17 Oct 1987
Published 1990bibliotecaIICA -
7by 130374 Walker, P.T., 12804 International Rice Research Institute, Manila (Filipinas), 35964 International Workshop on Crop Loss Assessment to Improve Pest Management in Rice and Rice-based Cropping Systems in South and Southeast Asia Manila (Filipinas) 11-17 Oct 1987
Published 1990bibliotecaIICA -
8by 130374 Walker, P.T., 12804 International Rice Research Institute, Manila (Filipinas), 35964 International Workshop on Crop Loss Assessment to Improve Pest Management in Rice and Rice-based Cropping Systems in South and Southeast Asia Manila (Filipinas) 11-17 Oct 1987
Published 1990bibliotecaIICA -
9by 130374 Walker, P.T., 12804 International Rice Research Institute, Manila (Filipinas), 35964 International Workshop on Crop Loss Assessment to Improve Pest Management in Rice and Rice-based Cropping Systems in South and Southeast Asia Manila (Filipinas) 11-17 Oct 1987
Published 1990bibliotecaIICA