Devarajah, Francesca R. Rajendram, G. F.
Survey of some rice insect pests and their predators in three districts of Sri Lanka G. F. Rajendram, Francesca R. Devarajah - Kilinochi [s.n] 1990 - 80-92 p.
633.18 / RAJ
Survey of some rice insect pests and their predators in three districts of Sri Lanka G. F. Rajendram, Francesca R. Devarajah - Kilinochi [s.n] 1990 - 80-92 p.
633.18 / RAJ