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Why must organic fertilizer be applied continuously for sustained high cotton yields?
Although cotton is a relatively tolerant crop when it comes to poor soil, achieving high and stable yields requires cotton fields to have fairly high fertility. According to measurements by the Cotton Research Institute of the Chinese Academy of Agricultural Sciences, most cotton fields nationwide currently have insufficient fertility, and the levels of various nutrients vary widely and are very unbalanced. This is especially true in the cotton region of the Yellow River basin, where organic matter content is low, nitrogen supply is insufficient, available potassium content is declining rapidly, and the trace elements zinc and boron are also in the deficient or potentially deficient range. These have become important factors restricting the sustained and stable increase of cotton yields. Cotton is a deep-rooted crop, and its growth
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How to increase the yield of spring-planted shiitake mushrooms? Master these tips for high yields
Raise the temperature of the mushroom bed to create conditions for mushroom growth. Since the mushroom yard is still cold in early spring, natural air temperature can be used together with artificial regulation. The method is: cover the film tightly to increase the ground temperature, and at the same time choose sunny days to spread the shading materials on the shed surface thinly, letting sunlight penetrate into the mushroom yard, increasing the heat source and raising the mushroom bed temperature; at night, cover the film tightly to protect against the cold. The large day-night temperature difference in early spring can promote the occurrence of mushroom buds. Pat the mushroom logs to promote the recovery of mycelial growth. Because the climate is cold in early spring, the mycelium is mostly in a dormant state, producing no mushrooms or very few mushrooms. Generally, patting can be used
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Detailed Explanation of the Garlic-Ginger Intercropping Model: How to Achieve High Yield and High Efficiency
This model is suitable for irrigated land in autumn-sown garlic areas. Yield per mu: ginger 2500-3000 kg, garlic scapes 400-500 kg, garlic bulbs 800-1000 kg. Planting arrangement: make beds running east-west, bed width 1 m, plant 4 rows of garlic, intercropped with 2 rows of ginger. Garlic is planted in wide and narrow rows, with wide row spacing of 30 cm, narrow row spacing of 20 cm, and plant spacing of 6-8 cm, planting 33,000-35,000 plants per mu. The 2 rows of ginger are intercropped in the wide rows of the garlic, with row spacing of 50 cm, plant spacing of 12-15 cm
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Cultivation Techniques for Cotton with Lint Yield Above 150 kg per Unit Area
In the past two years, our regiment has vigorously promoted high-density cultivation and integrated supporting new technologies in cotton production, strengthened the breeding and extension of new varieties, and still achieved a bumper harvest despite natural disasters and pest and disease damage. Even more encouraging, high-yield strips with lint yields of 150-180 kg per unit area have emerged in batches for two consecutive years. In 2003, a disaster-prone year, the area of our regiment's cotton with lint yield above 150 kg reached 2,386 hectares, accounting for 37.7% of the total cotton sown area, and the area with lint yield above 180 kg was about 1,093 he
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Detailed Explanation of Key Techniques for High-Yield Cultivation of Schisandra chinensis
Schisandra chinensis is a medicinal plant. Its wild resources are increasingly dwindling, while market demand keeps growing. The key techniques for high-yield cultivation of Schisandra chinensis are as follows: 1. Seedling cultivation. Schisandra chinensis is suitable for growing in slightly acidic soil. Large-scale cultivation is possible in areas with more than 115 frost-free days per year and an accumulated temperature above 2300°C. The cultivation site should be level ground or a shady slope with good drainage and a low groundwater table. Trellis cultivation is adopted, with a plant-to-row spacing of 0.75 m x 2 m to 1.0 m x 2 m. Planting is done in late April. Before planting, soak the seedlings in clean water for 12 to 24
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What are the methods for getting Schisandra chinensis to produce a high yield in its second year?
In the process of cultivating Schisandra chinensis, a single plant with two canes is generally used. With good management, it can fill the trellis in the same year, but most plants fill only half or a bit more than half the trellis. Nowadays, it is best to plant a single plant with a single vine. The specific method is to leave half a trellis in the first year; that year the cane can grow 2 m, the main vine's thickness can reach more than 0.4 m, and in the second year the yield per mu can reach more than 400 jin. In the spring of the second year, reserve canes are selected at the base of the main vine and from the underground stem, and in the third year the two vines bear fruit. Another method is the close-planting method, that is, 2200 plants per mu,
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Detailed Explanation of High-Yield Cultivation Techniques for Schisandra chinensis
To achieve high yield and high efficiency in the artificial cultivation of Schisandra chinensis, three key aspects must first be addressed: first, variety selection, purification and improvement must be carried out; second, a period of domestication and adaptation is required; third, pruning must be intensified to regulate and control tree vigor. These three aspects complement each other and none can be omitted. As early as more than 20 years ago, many farmers in our county tried cultivating Schisandra chinensis one after another, but all ultimately failed. The Kuandian County Schisandra chinensis Improved Variety Breeding Base also began experiments in 1985, but the first two attempts were also unsuccessful. In 1993, they summarized the reasons for the two failures and restarted
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How to Grow Schisandra chinensis for High Yield? A Detailed Guide to Cultivation Techniques
I. Propagation Techniques Currently, artificial cultivation mainly uses seed propagation. Because the seed coat is hard and smooth with an oily layer, has poor water permeability, and does not sprout easily without treatment, after the fruit is harvested, large fruits should be selected and soaked in water for 3 to 4 days and nights, then the flesh should be removed, and they should be rinsed clean, with shriveled seeds and debris removed, the surface moisture dried, and then stratified or mixed with moist, clean river sand for storage and germination promotion, but care should be taken that the river sand is not too wet. After spring begins, check frequently to prevent mildew. Generally, store until April, when the seeds crack open and reveal
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Key Technical Points for Standardized High-Yield Cultivation of Schisandra chinensis
Schisandra chinensis is a medicinal plant of significant economic value in the Changbai Mountain region. Due to years of damage from human factors, wild resources have been greatly reduced, and reliance on wild resources is far from sufficient to meet the growing demand of the traditional Chinese medicinal materials market, pharmaceutical and processing enterprises. It is imperative to carry out research on domesticating wild plants for cultivation and move toward cultivation. Based on a large number of experimental studies, this achievement for the first time proposes a complete set of high-yield cultivation techniques for Schisandra chinensis, with seedling raising, orchard establishment, training and pruning, soil management, and pest and disease control as the main contents, enabling Schisandra chinensis under artificial cultivation
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Detailed Explanation of Rapid High-Yield Cultivation Techniques for Northern Schisandra
Schisandra (Schisandra chinensis (Turcz.) Baill. Hist.) is distributed in Northeast China and is a wild woody vine fruit tree. Its fruit is both a commonly used precious Chinese medicinal herb and a raw material for processing fruit wine and juice beverages. Due to long-term destructive harvesting and other human factors, wild resources are scarce. While strengthening resource protection efforts, conducting large-scale artificial cultivation is the fundamental way to solve the raw material shortage. Based on years of research results and production experience, practical
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