Authors

DPIRD

Publication Date

1988

Document Type

Report

DPIRD Collections

Biosecurity, pests, weeds and diseases, Grains and field crops

Abstract

Trial No. 88WH58

Doublegee demography in cereal crops.

Objective: To measure reproductive output in relation to times of emergence and herbicide application.

Trial No. 88WH10

Growth of doublegee under summer irrigation.

Objectives: A major impediment to achieving biological control of any annual weed in the wheat belt is that the bicontrol agent must have a means of aestivation. Since the only insect to have been introduced to Australia for a the control of doublegee does not aestivate, it was thought that populations could be able to oversummer in irrigated doublegee standards. The aim of this study was to assess the growth of doublegee out of season.

Number of Pages

10

Keywords

Western Australia

Disciplines

Agronomy and Crop Sciences | Weed Science

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