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What are the key technical points for sowing and ensuring seedling survival in spring corn?
1. Enrich the seedling bed: Practice seedling raising on a fertile bed. Choose a rapeseed seedling bed or a dry-raised rice seedling pool as the seedling bed for spring corn. Set aside a sufficient seedling bed according to the ratio. For seedling raising with 5 cm pot diameter, the ratio of seedling bed to field area is 1:20; for large-pot seedling raising with a pot diameter above 7 cm, the ratio of seedling bed to field area is 1:10-15. In early...
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Cultivation Technical Key Points for the Late Navel Orange Variety
1. Adaptability and suitable cultivation areas: It has relatively wide adaptability and can be planted in all navel orange suitable areas in China, but after planting there have been reports of low or unstable yields. 2. Cultivation technical key points and precautions: (1) Suitable rootstock and strong seedlings, rational planting: In acidic and neutral soils, trifoliate orange rootstock can be used; but in alkaline [soils], it is advisable to use...
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Sugarcane Paddy-Upland Rotation Planting Model and Key Technical Points
I. Fertilizer Requirements of Sugarcane. In terms of macronutrients, the fertilizer requirements of sugarcane are characterized by potassium uptake exceeding nitrogen, and nitrogen exceeding phosphorus. Nitrogen fertilizer should be applied lightly in the early stage, heavily during the growing period, and moderately as a top dressing in the late stage. Since sugarcane has a relatively concentrated demand for phosphorus fertilizer in the early growth stage, which greatly affects root development and seedling growth, it is advisable to apply it as a base fertilizer...
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Key Technical Points for High-Efficiency Cultivation of Zucchini and Cauliflower in Greenhouses
For zucchini seedling raising, choose the 'Zaoqing Yidai' variety. Raise seedlings in nutrient pots inside a greenhouse, using 300 grams of seed per mu. Soak the seed and sprout it until the radicle emerges, then sow, 1 seed per pot, cover with 1.5 cm of loose nutrient soil after sowing, and cover with plastic film. Before emergence, raise the temperature as much as possible, maintaining 30-33°C during the day. After seedlings emerge evenly, lower the temperature appropriately, during the day...
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Cultivation Methods and Key Technical Points for Sugarcane Seedlings
1 Plastic Film Mulching Cultivation Techniques for Newly Planted Sugarcane 1.1 Fine Land Preparation Plow deeply 25-30 cm with an ox plow or tractor, achieving two plowings and two harrowings. Then open planting furrows with an ox plow or by hand at a row spacing of 90-100 cm, with a furrow depth of 23-25 cm. At the same time, to prevent future waterlogging from rain, drainage ditches should be opened around the sugarcane field, with a ditch...
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Key Technical Points for High-Efficiency Cultivation of Eggplant, Lettuce and Broccoli
Broccoli, also known as green cauliflower, is a health vegetable with a complete range of nutrients and relatively high economic value. Its products have a long supply period; besides being eaten fresh, it can also be quick-frozen and dehydrated, giving relatively high production returns. 1. Variety selection ① Lvling: growth period 100-120 days, strong growth vigor, tall plant, moderate lateral branch growth...
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Key Technical Points for Dragon Fruit Irrigation and Drainage (Part 2)
(2) Irrigation methods and irrigation amount ① Flood irrigation In areas with abundant water sources and flat terrain, whole-orchard irrigation is often practiced. However, this method causes certain damage to soil structure, is labor-intensive and time-consuming, and is uneconomical, so it is now gradually being used less. ② Furrow irrigation Build a tree basin around each plant, or make long furrows along the tree rows, and lead water into the tree basins or furrows during irrigation....
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Key Technical Points for Autumn Radish and Cauliflower Cultivation and Management
Broccoli is called xilanhua in Guangzhou. It has high nutritional value, bright green color and delicious taste. In the 1980s, it was successfully introduced and cultivated on a large scale in China. It can be cultivated both in coastal and inland areas. It is a new high-grade vegetable and also one of the vegetable varieties for export. The edible part of broccoli is composed of tender flower stalks and countless small flower buds, and is...
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How to grow cantaloupe with soilless cultivation? Detailed explanation of methods and technical key points
In recent years, the area of off-season cultivation of cantaloupe using economical greenhouses in Hainan has gradually expanded. Compared with open-field cultivation, it is a high-input, high-output cash crop. Cantaloupe seeds are expensive, and seedling-stage diseases are relatively serious. The causes of cantaloupe seedling death are described separately below, and control methods are proposed....
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Main Disease Control Methods and Technical Key Points for Hami Melon
**The main diseases of Hami melon are Phytophthora rot and downy mildew, and powdery mildew. Bacterial leaf spot, gummy stem blight, viral disease and broomrape. The main control measures and pesticides are as follows: 1. Phytophthora rot (dead vines, wilt, rotten melons) (1) Select disease-resistant varieties (2) Use a middle furrow (15-20cm) with high beds (0....
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