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(New York State IPM Program, 1989)
Many insects in apple orchards benefit growers by feeding on pest species. It is important that growers be able to recognize these beneficial insects so that they are not mistaken for pests. This fact sheet reviews the ...
(New York State IPM Program, 1995)
Predatory mites can provide consistent biological control of pest mites such as the European red mite (Panonychus ulmi), (ERM), and two-spotted spider mite (Tetranuchus urticae), (TSSM). Pure or mixed populations of several ...
Achieving Biological Control of European Red Mite in Northeast Apples: An Implementation Guide for Growers
(New York State IPM Program, 1998)
European red mites (ERM), Panonychus ulmi, feed on leaves of apple trees and thereby interfere with photosynthesis and production of carbohydrates. At high levels, ERM damage to apple leaves reduces fruit yield and quality. ...