Excerpt from Potato Aphids
The role of aphids as carriers Of certain degeneration dis eases Of plants emphasizes the need Of explicit attention to the habits Of the species concerned. It serves-a double convenience to have such material organized with particular reference to plant relationships. In accordance with that plan this paper is con cerned only with those aphids that have been reported to infest the potato and other plants belonging to the same family.
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HRD. Condizione: New. New Book. Shipped from UK. Established seller since 2000. Codice articolo LX-9780260680983
Quantità: 15 disponibili