Control of the brown apricot scale and the Italian pear scale on deciduous fruit trees /
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| Main Author: | |
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| Format: | Texto biblioteca |
| Language: | d |
| Published: |
Berkeley, Calif. : University of California, College of Agriculture, Agricultural Experiment Station,
1920
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| Subjects: | FRUIT LECANIUM-CONTROL-CALIFORNIA, PEAR SCALE-CONTROL-CALIFORNIA, |
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