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M. D. Farrar

b. 1901 ยท 3 books

Books by M. D. Farrar

Protecting shade trees from in
Protecting shade trees from insect damage
1940
Oil baits for grasshopper and armyworm control
Oil baits for grasshopper and armyworm control
1938
The effect of petroleum-oil sp
The effect of petroleum-oil sprays on insects and plants
1936