Bud grafting method of Ulmus pumila cv.jinye in cool weather
A technique of elm elm and grafting, applied in botany equipment and methods, horticulture, application, etc., can solve problems such as easy to freeze to death or drain, insufficient lignification, difficult healing of grafted parts and scion germination, etc., to achieve graft healing Good, improve production efficiency, increase the effect of growth
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Embodiment 1
[0017] 1. Select rootstock: use white elm biennial seedlings as rootstock.
[0018] 2. Bud selection and bud treatment: at the beginning of March, select the plump small side branches from the full branches of Ulmus chinensis, and cut off the 2-2.5cm skin with a grafting knife from the top 10-13cm of the side branches, without wood ;
[0019] 3. Grafting: Select a smooth part at a distance of about 11cm from the rootstock to the ground, cut off the tissue with the same size as the bud piece from top to bottom, connect the bud piece with the rootstock, and wrap the bud piece from top to bottom with a plastic cloth strip. Binding, only the bud eyes or small side branches are exposed, and the rest are tightly bound. The key to the operation is to select the size of the side branches of the scion. If the side branches are too thick, the side branches will not move when peeled, and the side branches are easy to come out from the skin, making bud extraction fail; , the bud skin is...
Embodiment 2
[0022] 1. Select rootstock: use white elm annual seedlings as rootstock.
[0023] 2. Bud selection and bud treatment: At the beginning of May, select the plump small side branches from the full branches of Ulmus sinensis, and use a grafting knife to cut off the 2-2.5cm skin of the side branches from about 1cm above the side branches, without wood;
[0024] 3. Grafting: Select a smooth part at a distance of 10-13cm from the rootstock to the ground, cut off the tissue with the same size as the bud piece from top to bottom, connect the bud piece with the rootstock, and use plastic cloth strips to seal the bud piece from top to bottom. Only the bud eyes or small side branches are exposed, and the rest are tightly bound. The key to the operation is to select the size of the side branches of the scion. If the side branches are too thick, the side branches will not move when peeled, and the side branches are easy to come out from the skin, making bud extraction fail; , the bud skin ...
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