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Showing 1 to 2 of 2 for “"Peas--Diseases and pests"”.
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Electron microscopy of aphid-transmissible and nonaphid-transmissible variants of pea enation mosaic virus in pea aphid, Acyrthosiphon pisum (Harris), and garden pea, Pisum sativum L
Thesis (Ph. D.)--Michigan State University. Dept. of Entomology, 1974