Aphid damage to pears: Petal-fall application of parathion or malathon will effectively control all species damaging to pear fruit
1953
H Madsen | A Borden
Pear fruit damage by aphids has been increasing in California during the past few years.
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California Agriculture
卷
7
期
3
ISSN
0008-0845 | 2160-8091
出版者
University of California Agriculture and Natural Resources
语言
英语
2024-12-11
DOAJ
