New pear roots for old … inarching decline-immune seedlings into susceptible peas trees
An agricultural extension project was initiated in the spring of 1962 to determine whether pear trees susceptible to decline could be saved by adding a new nonsusceptible root system around the base of the trees. Although the cause of pear decline was not yet known, it was an established fact that p...
| Published in: | California Agriculture |
|---|---|
| Main Authors: | , , , , , |
| Format: | Article |
| Language: | English |
| Published: |
University of California Agriculture and Natural Resources
1964-06-01
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| Online Access: | https://californiaagriculture.org/article/113012-new-pear-roots-for-old-inarching-decline-immune-seedlings-into-susceptible-peas-trees |