A catalogue of the parasites and predators of insect pests
text
xx
Ottawa
The Commonwealth Institute of Biological Control
1951
9999
monographic
und
"Section 2, pt 1-5p"
"Thompson, F.R.S."
"Pest control,Parasites,Catalogues"
632.937.1.01+632.7(03) J1.2-1;J3.2-2;J4.2-3;J7.2-4;J8.2-5.
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