Purple yam growing environment requirements
Purple yam is a deep-rooted plant, suitable for planting in the soil layer is deep, fertile and loose, warm, the water table is more than 1 meter, well-drained plots, very resistant to fertilizer.
The yield of purple yam is related to the planting site and the planting of waterlogging, the general non-trenching planting mode yield in 4500 pounds, purple yam mu seed in 200-300 pounds, the planting cost is not too high, simple and easy to learn and easy to operate.
Purple yam planting time
Purple yam is generally sown around the time of the Qingming Festival, the plant stops growing in October, the underground tubers have matured, choose a sunny day to start harvesting, before frost should be all harvested.
Planting method of purple yam
Purple yam is suitable for planting in fertile soil, deep soil, drainage and irrigation is convenient field, tilling the soil when the ground sprinkled with rotted rapeseed cake fertilizer, selection of disease-free and damage-free seed potatoes after cutting, sowing around the Ching Ming Festival, and then covered with a black mulch film, set up a stand after the emergence of seedlings.
The vine exuberant period of urea and compound fertilizer, the growth of late spraying urea and 0.3% potassium dihydrogen phosphate solution, during the period of appropriate watering depending on the soil conditions, pay attention to the control of pests and diseases, at the end of October for harvesting.
Purple yam planting steps
Purple yam is suitable for loose and fertile, well-drained, deep soil plots, good drainage of sandy loam or loamy soil is preferred, otherwise it will affect the growth and development of its tubers, affecting the yield and quality of planting, planting should be in advance of the deep ploughing, put in the sun to disinfect, the general width of beds is about 50 centimeters, the beds height of 30 centimeters or so, the ditch width of about 30 centimeters.
Purple yam planting techniques
Purple yam is suitable for planting in fertile soil, deep soil, sandy loam or loamy soil with good drainage is appropriate, deep plowing and sunshine white, the whole land to do the border, the border width of 50cm, border height of 30cm, gully width of 30cm, the border should be leveled and fine.
Pre-sowing selection of disease-free seed potatoes, remove the epidermal soil, cut the length of about 5cm, the mass of 40 ~ 50g of potatoes, mixed with fire clay ash, will be placed in a ventilated place to dry the cuts after sowing, cutting, 75% of the alcohol used to disinfect the knife, to reduce the spread of bacteria.
Purple yam cultivation precautions
Purple yam planting precautions is to choose a well-drained sandy loam or loamy soil planting, cut seedlings with 75% alcohol for knife disinfection to prevent viral infections, after sowing, the top should be covered with black mulch, compaction around the periphery to promote the emergence of seedlings to be seedlings in a timely manner to set up a frame to lead the vine upward growth, and reasonable fertilization, watering, which is a good The first thing you need to do is to make sure that you have a good understanding of what you are doing.