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Resistance of plants to the pea aphid acyrthosiphon pisum harris (hom., aphididae) I. Fecundity of the biotypes on different host plants

Markkula, M.

Resistance of plants to the pea aphid acyrthosiphon pisum harris (hom., aphididae) I. Fecundity of the biotypes on different host plants - 1970 - Printed


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