Trimming method of planar four-main-branch tree form and application in culturing thereof
A pruning method and a flat-four technology, applied in cultivation, application, gardening methods, etc., can solve the problem of less growth of new shoots, and achieve the effect of less pruning labor, high sweetness and good quality.
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Embodiment 1
[0039] Variety: Huyou 277, nectarine, matured on June 15th, planted in a multi-span greenhouse in the Zhuanghang Experimental Base of the Academy of Agricultural Sciences, Fengxian District, Shanghai. The greenhouse is 100m long, 64m wide, and 8-span. The planting time is the spring of 2016. The planting density is 4m×4m, and 42 plants are planted in the north-south direction.
[0040] The fixed stem height is 30-50cm on the grafting interface, leaving 4-6 full buds. The first terminal bud under the cut is facing the row direction, and the new growth in May-June is like figure 2 As shown, select two strong branches in the north-south direction as the main trunk, and remove the remaining branches. The distance between the two main branches is greater than 10cm. Keep the two main branches at the same height by retracting or shortening, and then manage them normally. Maintain the top growth advantage of each main branch, and promptly remove, sprain or severely cut side branch...
Embodiment 2
[0090] Variety: 'Huyou 338', yellow peach, matured on June 18, planted in multi-span greenhouses with a length of 100m and a width of 64m, with 8 multi-spans. The planting time is the spring of 2016. The planting density is 4m×4m, and 42 plants are planted in the north-south direction.
[0091] The fixed stem height is 30-50cm on the grafting interface, leaving 4-6 full buds. The first terminal bud under the cut is facing the row direction. From May to June, according to the new growth situation, select two strong growing branches in the north-south direction as the main trunk, and remove the remaining branches. The distance between the two main branches is greater than 10cm, and the two main branches are kept at the same height by retracting or shortening. Manage normally thereafter. Maintain the top growth advantage of each main branch, and promptly remove, sprain or severely cut side branches that affect the extension and growth of the main branch.
[0092] Insert bambo...
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