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j c arrand
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Control of plant bugs in northern alfalfa seed fields
J. C. Arrand, H. McMahon · Department of Agriculture
Sayfa sayısı yok · 1956
Alfalfa / Luzerne / Lutte contre les Lygus / Lygus / Control
The recognition and biology of orchard insects and mites in British Columbia
H. F. Madsen, J. C. Arrand · British Columbia Department of Agriculture, Entomology Branch
41 sayfa · 1966
Kategori yok