Thovhakale, Lufuno Patrick
(Bloemfontein: Central University of Technology, Free State, 2005)
Globally, more than 40 % of crop losses can be attributed to pest damage (Pedigo, 1996).
Yield losses due to plant-parasitic nematodes range from 8- 20 % in various crops (Table
1.1). However, in developing countries the ...