High-quality and high-yield cultivation method for leaf gingko in low-mountain hilly land
A cultivation method and ginkgo technique are applied in the cultivation field of high-quality and high-yield ginkgo biloba for leaves in low mountains and hills, and can solve the problems of poor canopy shape of ginkgo trees, serious insect pests of ginkgo biloba, lack of experience in planting in low mountains, hills and slopes, etc.
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Embodiment 1
[0050] A method for cultivating high-quality and high-yield ginkgo biloba for ground leaves in low mountains and hills, the steps are as follows:
[0051] 1. Base Preparation
[0052] Choose a valley alluvial land below 410m above sea level, with a slope of 3°, purple soil, pH 6.5, good drainage, and far away from pollution sources as the garden site; at the beginning of winter, after clearing the weeds and shrubs at the base, carry out site preparation and open drainage ditches; combined with site preparation , 500kg of compound fertilizer mixed with NPK fertilizer per hectare according to the mass ratio of 1:1:1 is used as base fertilizer. 1000 times liquid to control pathogenic microorganisms in soil;
[0053] 2. Seed Nucleus Preparation
[0054] The quality of seed kernels should meet the standard of grade I and above stipulated in GB / T 20397-2006, the variety is "Kaijianghuang No. 1", the purity is 99%, the weight of 100 kernels of seed kernels is 261g, the clarity is 9...
Embodiment 2
[0071] A method for cultivating high-quality and high-yield ginkgo biloba for ground leaves in low mountains and hills, the steps are as follows:
[0072] 1. Base Preparation
[0073] Choose a low hillside land with an altitude of 619m, a slope of 21°, sandy soil or sandy brown soil, pH 5.9, good drainage, and far away from pollution sources as the garden site; at the beginning of winter, after clearing the weeds, shrubs and grasses at the base, carry out site preparation; combined with site preparation, Apply 800kg of compound fertilizer mixed with nitrogen, phosphorus and potassium fertilizers in a mass ratio of 1:1:1 as base fertilizer. The multiple solution prevents pathogenic microorganisms in the soil;
[0074] 2. Seedling preparation
[0075]Select 2-year-old seedlings with well-developed root system, ground diameter > 0.8cm, seedling height > 60cm, full side buds, no pests and mechanical damage in the direct seeding garden to be reduced in density, and place the root...
Embodiment 3
[0090] A method for cultivating high-quality and high-yield ginkgo biloba for ground leaves in low mountains and hills, the steps are as follows:
[0091] 1. Base Preparation
[0092] Choose a low hillside land below 805m above sea level, with a slope of 13°, sandy soil, pH 6.9, good drainage, and far away from pollution sources as the garden site; at the beginning of winter, after clearing the weeds, shrubs and grasses at the base, carry out site preparation; combined with site preparation, apply nitrogen per hectare 600kg of compound fertilizer mixed with phosphorus and potassium fertilizer in a mass ratio of 1:1:1 is used as base fertilizer. At the same time, 25kg of 3% phoxim granule is used to control underground pests, and 1500 times of 50% chlorobromoisocyanuric acid soluble powder is used to control soil pathogenic microorganisms;
[0093] 2. Seedling preparation
[0094] Select 2-year-old seedlings with well-developed root system, ground diameter > 0.8cm, seedling h...
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