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dale g bottrell
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Integrated pest management
Dale G. Bottrell · Council on Environmental Quality : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Sayfa sayısı yok · 1979
Pests / Control / Pesticides / Environmental aspects
Guidelines for integrated control of maize pests
Dale G. Bottrell · Food and Agriculture Organization of the United Nations
91 sayfa · 1979
Corn / Diseases and pests / Integrated control / Pests, control