Beschrijving
The Prunus spinosa WUR S766 is a slow-growing rootstock that has been specially developed for the intensive cultivation of stone fruits, such as plums. With a growth force that is slightly lower than that of St. Julien A, but stronger than VVA-1, this rootstock offers an excellent balance between productivity and manageability, making it very suitable for commercial fruit cultivation. In the climatic conditions of the Netherlands, the WUR S766 is ideal for varieties such as Opal, Victoria and the varieties produced under the Lazoet concept.
Key features:
Growth vigour: The WUR S766 has a moderate growth vigour which makes it possible to set up orchards more efficiently, with a higher planting density without loss of fruit quality. The rootstock is slightly weaker than St. Julien A, but offers more control over tree growth.
Early production: Trees grown on this rootstock come into production quickly, which results in a faster yield of high-quality fruits. This makes WUR S766 attractive to growers who aim for accelerated stone fruit production.
Fruit quality: The rootstock combines high productivity with large fruiting, ensuring the yield of large, attractive fruits. This makes it an ideal choice for commercial varieties that require a consistent and high-quality harvest.
Resistance: The WUR S766 is resistant to cold and certain diseases such as Pseudomonas, which reduces the risk of disease damage and promotes tree health. This increases harvest reliability.
Use for various stone fruits: Although this rootstock was originally developed for plums, the WUR S766 is also suitable for other stone fruits such as peach, nectarine and apricot. This makes the rootstock versatile and suitable for a wide range of fruit growing applications.
Propagation and breeding: The WUR S766 has excellent propagation and breeding properties, making it an efficient choice for nurserymen looking for a reliable rootstock for grafting different stone fruit varieties.
Support:
Support: The WUR S766 does not require strong support, but can benefit from temporary support as the trees grow, especially in the early stages.
Conclusion:
The Prunus spinosa WUR S766 is an ideal rootstock for growers looking for an efficient and productive solution for intensive stone fruit cultivation. It offers an excellent combination of early fruit production, high fruit quality, and resistance to cold and diseases. Due to its versatility in applications for different stone fruit varieties and good propagation properties, it is a popular choice for both commercial growers and smaller orchards.
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