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Grape bud mite studies: Seasonal cycle searched for weak point to attack pest assumed to be responsible for abnormal growth

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Authors

E. M. Stafford, University of California College of Agriculture
H. Kido, University of California College of Agriculture

Publication Information

California Agriculture 6(4):4-4.

Published April 01, 1952

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Abstract

Abnormal vine growth found in certain California vineyards—short basal internodes, zigzagged shoots, witches broom formations, scarification, flattened canes, dead overwintered buds-results in a reduced crop.

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Author notes

This study of the seasonal cycle has not revealed a weak point where the mites ore sufficiently exposed to be controlled by ordinary sprays. The finding of mites and mite riding injury on the primordial clusters at the center of grape buds adds considerable support to their being a cause of dead Over wintered buds

Grape bud mite studies: Seasonal cycle searched for weak point to attack pest assumed to be responsible for abnormal growth

E. M. Stafford, H. Kido
Webmaster Email: bjnoel@ucanr.edu

Grape bud mite studies: Seasonal cycle searched for weak point to attack pest assumed to be responsible for abnormal growth

Share using any of the popular social networks Share by sending an email Print article
Share using any of the popular social networks Share by sending an email Print article

Authors

E. M. Stafford, University of California College of Agriculture
H. Kido, University of California College of Agriculture

Publication Information

California Agriculture 6(4):4-4.

Published April 01, 1952

PDF  |  Citation  |  Permissions

Author Affiliations show

Abstract

Abnormal vine growth found in certain California vineyards—short basal internodes, zigzagged shoots, witches broom formations, scarification, flattened canes, dead overwintered buds-results in a reduced crop.

Full text

Full text is available in PDF.

Author notes

This study of the seasonal cycle has not revealed a weak point where the mites ore sufficiently exposed to be controlled by ordinary sprays. The finding of mites and mite riding injury on the primordial clusters at the center of grape buds adds considerable support to their being a cause of dead Over wintered buds


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