Cabbage planting: how to grow kale in autumn?
How to grow cabbage in autumn? Please describe the method Cabbage cultivated in autumn has a short growth period and a fast growth rate. It is generally planted in the middle and late September and harvested 60 days after planting. Can adopt flat ridge cultivation, late cover autumn delay cultivation, can continue to market after New Year's Day. Detailed management methods can refer to the following methods: 1. Fertilizer and water management of cabbage: after seedling determination, urea can be applied 15 kg per mu in combination with watering, watering can be controlled after seedling slowing, and hoeing 2~3 times in time, and mild squatting for about 10 days. At the beginning of ball formation, fertilizer and water management should be strengthened, watering amount should be increased, and urea 10~15 kg per mu should be applied in combination with watering to promote its growth as soon as possible. Entering the fruiting period, due to the rapid growth rate of leaf bulbs and the need for more water, the ground should be watered when it is dry, generally watering once every 5 to 7 days, and stopping watering 7 days before harvest to prevent leaf bulbs from cracking, which is also conducive to storage and transportation. 2. Late protection of cabbage: From late October to early November, the weather turns cold and is not suitable for cabbage growth, so it should be covered with small arched shed film. In the early stage of coverage, if the weather is better, comprehensive ventilation should be carried out. The temperature is maintained at around 20℃ during the day and around 10℃ at night. After that, with the decrease of temperature, according to the growth status of cabbage, cover the film tightly to maintain its growth as much as possible. 3, cabbage pest control: cabbage diseases are mainly black rot and downy mildew, black rot disease can be used in the early stage of streptomycin 100~200 mg/L, spray once every 7 days, continuous spray 2~3 times. At the early stage of downy mildew, 800 times solution of 25% Ruidumei WP or 600 times solution of 75% chlorothalonil WP were used once every 7 days for 3~5 times. Cabbage pests are mainly cabbage caterpillar, aphid, diamondback moth, Spodoptera litura, etc., can be selected 2.5% kungfu EC 5000 times or 50% phoxim 500 times or abamectin 2000~3000 times or 2.5% trichlorfon EC 4000 times spray control. 4. Harvest of cabbage: Once the leaf bulb of early-maturing cabbage is formed, it will soon turn to the filling stage of the leaf bulb, and harvest it in time when the leaf bulb is tight. Generally, the weight of a single ball is 0.5~0.7 kg, and the larger one is more than 1 kg. The average yield per mu is about 5000 kg. Click for more cabbage growing techniques Click for more vegetable growing techniques
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Pepper planting techniques: what are the diseases of chili?
What are the diseases of chili? Please introduce and guide how to control the common diseases and insect pests of growing chili, such as soft rot, blight, carbon gangrene, bacterial wilt and virus. Detailed introduction and control methods can be referred to the following: pepper soft rot: soft rot occurs when the fruit spot is water-stained at the initial stage, post-rot.
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Cabbage planting: how to prevent and cure cabbage downy mildew?
How to prevent and cure cabbage downy mildew? Please introduce the harm of cabbage downy mildew: cabbage downy mildew mainly harms the leaves, initially produces chlorotic spots on the leaves, expands into polygonal or irregular spots limited by the veins of the leaves, the spot size is 5mm or larger, yellow or yellowish brown, slightly sunken.
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