Land fertilization radish should choose a deep soil, fertile texture, loose air permeability of sandy loam is good, but do not choose cruciferous vegetable mouthwash. The land preparation must be meticulous, so that it can be ploughed, smashed, and flattened to make the soil more practical.
Appropriate sowing autumn radish should be sown in the end of July to mid-August, sowing before high ridge, ridge width 30 cm, height 15 cm, groove width 20 cm. Because the survival rate of transplanting is very poor, generally adopt the live-spot method, seed spacing 50 cm, plant spacing 25 cm, sowing depth 1.5 cm, 3-5 seeds per hole. When the seedlings appear 2 true leaves when the thinning, the thinning pay attention to weak and strong, leaving 2-3 per hole seedlings, seedlings 4-5 true leaves when the Dingmiao.
Field management Autumn radish is in the high temperature and rainy season in the early growth period. The cultivator should be ploughed in time. The principle of shallowness, shallow depth and shallowness should be mastered in the cultivator. The first cultivator should be shallow after the stipulation, and the ground can be cut, and the cultivator can be properly deepened. , but it should not harm the roots and prevent rot or rips. Top dressing with irrigation. Seedlings of 4-5 true leaves appear to “broken bellyâ€, and watering should be reduced before breaking the belly to promote straight roots. The top of the root is usually exposed and the fertilization and irrigation should be paid attention to when the thickness is nearly 2 cm. The lack of water at this time will appear hollow, hard and spicy, and reduce production. Insecticide treatment for rootworms can be used 90% of the crystal trichlorfon 500 times Irrigation root killing; vegetable lice, Pieris can use 50% phoxim EC 1000 times or 20% Triazophos EC 700 times and other control; Anthraquinones can be controlled by 70% Tricholoma Pine WP 2000 times, and 65% Mancozeb Zinc WP can be used to control downy mildew and other diseases.
Appropriate harvest radish generally full of fat after the harvest for the appropriate maturity of the harvest, autumn radish prepared for storage should be timely harvest before freezing.
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