Infestations and distribution of Rhopalosiphum padi (L.) on different varieties of barley and oats, effect of nitrogen fertilization and chemical control

Infestations of Rhopalosiphum padi were compared between common varieties grown at nitrogen levels of 50, 100 and 150 kg/ha in 1986 and 1988, and controlled with dimethoate in 1988. Colonization of the aphid was slightly quicker on oats than on barley. The highest peak inside field cages was 305 aph...

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Bibliographic Details
Main Authors: Sirpa Kurppa, Marja Suonpää
Format: Article
Language:English
Published: Scientific Agricultural Society of Finland 1990-01-01
Series:Agricultural and Food Science
Online Access:https://journal.fi/afs/article/view/72922

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