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Technical specification for the production of pollution-free garlic in Xiaguan Town, Dali City

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, The main results are as follows: 1. The environmental conditions of soil selection and stubble arrangement should meet the regulations of NY5010-2002. Garlic should be planted in sandy soil and loam fields with high dryness, convenient drainage and irrigation, deep, loose and fertile soil. There are many kinds of soil-borne diseases of garlic, which do great harm to garlic in continuous cropping. After 2 ~ 3 years of rotation with non-onion garlic crops, garlic can be replanted, and flood-drought rotation is advocated. 2. Variety selection and seed treatment 2.1 Variety selection: Sichuan Wenhong "Hongqi" with disease resistance, high quality and high yield

1. Soil selection and stubble arrangement.

The environmental conditions of the place of origin shall comply with the provisions of NY5010-2002. Garlic should be planted in sandy soil and loam fields with high dryness, convenient drainage and irrigation, deep, loose and fertile soil.

There are many kinds of soil-borne diseases of garlic, which do great harm to garlic in continuous cropping. After 2 ~ 3 years of rotation with non-onion garlic crops, garlic can be replanted, and flood-drought rotation is advocated.

2. Variety selection and seed treatment.

2.1 Variety selection: Sichuan Wenhong "Hongqixing" garlic with disease resistance, high quality and high yield is the main variety.

2.2 seed treatment: garlic species treated with 0-5 degrees low temperature vernalization for about 60 days. Garlic seeds should be spread out and stored to prevent seeds from heating and sprouting. Garlic seeds should be selected before sowing, garlic cloves with variety characteristics, no diseases and insects and damage should be selected as seeds, and classified according to the size of the cloves, soak the seeds in clean water for 1 day, and then soak the seeds with 50% carbendazim wettable powder 500 times for 12 hours. or mix seeds with carbendazim, 1 kg 50% carbendazim and 2.5 kg water, 50 kg garlic cloves.

3. Soil preparation, application of basic fertilizer and sowing

3.1soil preparation and application of base fertilizer: 2000-3000kg of fully mature organic fertilizer per 667m2 was applied before soil preparation, and 60-70kg of ternary compound fertilizer with nitrogen, phosphorus and potassium content of 10:10:10 per 667m2 after ploughing. Soil preparation according to 2 meters to open moisture, soil moisture width of about 1.65m.

3.2 sowing

3.2.1 sowing period: the suitable sowing time for the former vegetable or corn field is White Dew season, and the former rice field should be sowed as early as possible after rice harvest.

3.2.2 planting specification and density: the row spacing is 8-9cm × 8-9mm, planting 6. 5-86000 per 667m2, ensuring that the final basic seedlings are 60-80, 000 seedlings. Garlic seeds are planted separately according to size, and those with large petals form more garlic, and sowing should be sparse; those with small petals are mainly to produce single garlic, and sowing should be dense.

3.2.3 sowing method: "garlic tread" was used to drill holes and sow on demand, and the ditch soil was covered after sowing. The soil covered with garlic should be shallow rather than deep, and 3-4cm is suitable.

 
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