%0 Conference Proceedings %B Proceedings of the First International Cocoa Pests and Disease Seminar %D 1995 %T On-farm farmer managed trials to control black pod disease caused by Phytophthora megakarya in Ghana %A AY Akrofi %A IY Opoku %A AA Appiah %B Proceedings of the First International Cocoa Pests and Disease Seminar %I Owusu, G.K., Padi, B., Ollennu, L.A.A., Owusu Manu, E. (Eds.) %C Accra, Ghana %P pp. 109–118 %8 1997 %G eng %U http://dx.doi.org/10.4314/gjas.v33i2.1876 %R 10.4314/gjas.v33i2.1876