Soil pests and their control
Ohiagu, C.E., Onu, I.
Soil pests and their control - Zaria 1985 - No. 103; Institute for Agricul .
632.9:632.7:631.4
Soil pests and their control - Zaria 1985 - No. 103; Institute for Agricul .
632.9:632.7:631.4