海量图书期刊资源,随时随地畅享阅读乐趣
Nematode damage to crops affects decision making of the Nigerian farmer and consumerR. O. Ogbuji · 1983
Outlook on farming systems and root-knot damage to crops in Eastern NigeriaR. O. Ogbuji; C. T. Uwakah · 1979
Root Size as a Factor in the Tolerance of Six Cucurbits to Meloidogyne Javanica InfectionOgbuji, R. O. · East African Agricultural and Forestry Journal · 1978
Soil depth distribution of the root-knot nematode (Meloidogyne incognita) from two farmlands in a humid tropical environmentR. O. Ogbuji · 1981
Plant DiseasesTropical Pest Management · 1973
Rodent Problems in Tropical AgricultureTaylor, K. D. · Tropical Pest Management · 1972
Coffee Berry DiseaseNutman, F. J. · Tropical Pest Management · 1970
The cassava mitesByrne, D. H.; Bellotti, A. C.; Guerrero, J. M. · Tropical Pest Management · 1983
Development of a c.d.a. Herbicide HandsprayerBals, E. J. · Tropical Pest Management · 1975
C.d.a.–Controlled Droplet ApplicationMatthews, G. A. · Tropical Pest Management · 1977
Avocado diseasesZentmyer, G. A. · Tropical Pest Management · 1984
A guide to knapsack sprayer selectionThornhill, E. W. · Tropical Pest Management · 1985