Method for grafting photinia davidsoniae to annatto photinia
A technology of heather and alder wood, applied in grafting, botany equipment and methods, gardening, etc., can solve the problems of low survival rate, slow growth, high requirements of grafting time and climate, etc., and achieve high survival rate and fast growth speed Effect
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Embodiment 1
[0021] The method for grafting Photinia alderia that the present invention proposes, comprises the following steps:
[0022] Step 1: Select a 3-meter-high young tree of Photinia alder as a rootstock
[0023] Step 2: Carry out grafting in early March.
[0024] Step 3: Select the semi-lignified branches of Photinia mahogany as spikes;
[0025] Step 4: When grafting, first cut in parallel and vertically at the appropriate position of the rootstock to form two straight incisions with a depth of 1.5cm and a length of 1cm, and then make a vertical cut in the middle of the two horizontal incisions, the length of the vertical and vertical cuts The length is 2.5cm, the depth is 1.5cm, forming an I-shaped incision, and the cortex of the I-shaped vertical incision is pushed aside to the left and right sides; on the selected scion, select a bud piece with a length of 2 cm and a width of 1 cm, cut off the petiole, and cut off the petiole. Cut the ring with one knife, peel off the epiderm...
Embodiment 2
[0029] The method for grafting Photinia alderia that the present invention proposes, comprises the following steps:
[0030] Step 1: Select a 2.2-meter-high young tree of Photinia alder as the rootstock
[0031] Step 2: Choose a sunny day for grafting in mid-April, and set up a shade shed to block 25% of the sunlight.
[0032] Step 3: Scion selection, select the semi-lignified branches of Photinia mahogany as the scion;
[0033] Step 4: When grafting, first cut in parallel and vertically at the proper position of the rootstock to form a two-shaped incision with a depth of 2 cm and a length of 1 cm, and then make a vertical cut in the middle of the two horizontal incisions. The length of the vertical and vertical cut is 2 cm. The depth is 1.5cm, forming an I-shaped incision, and the cortex of the I-shaped vertical incision is pushed aside to the left and right sides; on the selected scion, select a bud piece with a length of 2 cm and a width of 1 cm, cut off the petiole, and c...
Embodiment 3
[0037] The method for grafting Photinia alderia that the present invention proposes, comprises the following steps:
[0038] Step 1: Select a 2.5-meter-high young tree of Photinia alder as a rootstock;
[0039] Step 2: Prepare for grafting. Choose a sunny day for grafting in early May, and set up a shade shed to block 35% of the sunlight;
[0040] Step 3: Scion selection, select the semi-lignified branches of Photinia mahogany as the scion;
[0041] Step 4: Grafting process. When grafting, first cut in parallel and vertically at the proper position of the rootstock to form a two-shaped incision with a depth of 1.5 cm and a length of 1 cm, and then make a vertical cut in the middle of the two horizontal incisions. The length is 2.5cm, the depth is 1.5cm, forming an I-shaped incision, and the cortex of the I-shaped vertical incision is pushed aside to the left and right sides; on the selected scion, select a bud piece with a length of 3 cm and a width of 2 cm, cut off the petio...
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