Asexual cutting Seedling raising technique of Tea Plant
1. Select a place
The nursery chooses paddy fields or hillside gardens with convenient drainage and irrigation. The gardens planted with tobacco, hemp, potatoes and vegetables should not be used as nurseries to avoid root-knot nematodes.
2. Nursery bed making
After the nursery ground is deeply turned over and raked to crush the soil, the seedbed is 10ml 15cm high and 100cm wide, showing an east-west direction, and the length depends on the topography. The width of the furrow between the seedbeds is 40ml / 50cm, and the rotten barnyard manure is applied to 2t / mu. After fully mixing and leveling with the soil of the seedbed, a layer of crushed yellow-red core soil with a thickness of 5ml / 6cm is spread on top and compacted.
3. Build a shade
It is best to use a high shed with a height of about 1.8 meters to shade the whole garden. The shade on the roof can be made of straw, sugarcane leaves, and Osmunda Osmunda, etc., and the shade should be dense and uniform, with a shade of about 75%. At present, the most convenient is to use a shading net with a shading degree of 75%.
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Management techniques of asexual cuttage nursery of tea plant
(1) in sunny days, watering the soil once in the morning and evening within 20 days after insertion to keep the soil moist; watering once a day on the 20th-60th day, and pay attention to drainage on rainy days. (2) fertilization can be carried out 60 days after fertilization, once every 10 days, and once every 15 days after 2 months. Apply 1.5 kg urea per mu in the third month and 2.5 kg urea per mu from the fifth month, 12 piculs of water per mu; mix fertilizer and water well so as not to hurt roots and leaves. (3) Tea with shade removed
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Techniques of short spike cuttings of tea trees in centerless soil
Tea tree centerless soil short spike cutting not only saves the cost than the traditional paved soil short spike cutting, but also the cutting survival rate can reach 85%, which is worth popularizing. First, Miao auxiliary land preparation (1) select the land. The nursery should be close to the water source, the soil is loose, the terrain is flat, and it is convenient for drainage and irrigation. (2) Planning. To adjust measures to local conditions, divide the district according to the natural drop of the land, and dig irrigation ditches around each district, 60 centimeters wide and 40 centimeters deep. The length of the border is generally 10 to 15 meters, and the width of the border is 1 meter. The operating ditch between the border and the border is 40 cm wide, with the border facing east.
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