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Care of your Trees |
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Varieties which have been tested for pollen incompatibility and for which no separate incompatibility group has been identified. For each variety listed on the left, the successful test crosses (cross-compatible varieties) are given to the right. |
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| Butte |
Nonpareil, Mission, Carrion, Fritz, Merced, Norman, Mono, Padre, Tokyo, Thompson, Aldrich, Wood Colony |
| Fritz |
Butte, Carrion, Merced, Harvey, Thompson, Ripon, Nonpareil, NePlus Ultra, Jeffries, Sonora, Wood Colony, Monterey Carmel, Aldrich |
| Padre |
Nonpareil, Mission, Thompson, Fritz, Carrion, Ruby, Butte, Price |
| Ruby |
Nonpareil, Mission, Thompson, Ripon, Merced, Padre, Price, Monterey |
| Aldrich |
Butte, Carmel, Sonora, Monterey, Sauret #2, Nonpareil |
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* If a variety in a known incompatible group is listed as compatible, then any other variety in that group should also be compatible. |
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| The plum rootstock, Marianna 26-24, is used where oak root fungus is a problem and on occasion where soils are too heavy for almond or peach rootstock species. There is a considerable difference in the degree compatibility of almond varieties on this rootstock and this affects productivity. |
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| Aldrich | Butte | Davey |
| Carmel | Wood Colony | Dottie Won |
| Fritz | IXL | |
| Jordanolo | Jefferies | |
| LeGrand | Kapareil | |
| Merced | Livingston | |
| Mission | Milo | |
| NePlus Ultra | Mono | |
| Norman | Nonpareil | |
| Padre | Solano | |
| Peerless | Monterey | |
| Price | ||
| Ripon | ||
| Ruby | ||
| Sonora | ||
| Thompson | ||
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* These appear to vary in their incompatibility and until better information is available are not generally recommended. Acknowledgment is given to the University of California at Davis and the Almond Research Board for the pollination information contained herein. |
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