Variety - Hidden Valley A4
2020-09-22
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Summary
Hidden Valley A4 was selected in 1980 and was released in 1987, becoming together with A16, the first Australian plants of any genus or species to be granted Plant Variety Rights under the new Act at that time.
A very precocious tree that can produce commercial yields in three years. It is a medium spreading tree with an open canopy. Mid season fall. Tolerant to Husk Spot. Susceptible to stress from high temperatures, performs well in NSW and cooler regions. Needs extra fertilizer to compensate for early cropping ability.
| Royalty Status | PBR 1988-2008, expired, no royalties due |
| Early Yield/Ha | Very Precocious |
| Later Yield | Moderate |
| Kern Recovery | 44 - 48% |
| Whole Kernels | 40 - 50% |
| Kernel Wt | 3.0 - 3.5g |
| First Grade | 99 - 100% |
| Flower Season | Mid to Late |
| Harvest Season | Mid Season |
| Tree Size | Medium |
| Husk Spot | Partially Tolerant |
| Sticktights | Low |
| Ethrel Response | Strong Effect |
| AVG | Partially Tolerant |
| Pollenisers | 246, 344, 660, 741, Daddow |
Details
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Some data and images courtesy of DAFF Qld.
Data is compiled to best of our knowledge at the time of publication but errors are possible. Data presented is not a guarantee of performance in future orchards; real world performance is highly dependent on the combination of genetics, environment and management. Interpretation of the data presented and resulting decisions are entirely the grower's responsiblity.