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Selection and Storage Methods for Sweet Potato Seed Tubers
Timely harvest. If sweet potatoes are harvested too early, the yield is lower; if harvested too late, they are prone to frost damage, which affects storage. Therefore, it is generally best to begin harvesting when the temperature is around 18°C, and to finish harvesting when the temperature is above 10°C (that is, before the killing frost period). Generally, spring sweet potato fields used for slicing and drying are harvested first,
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Integrated Control of Diseases, Pests and Weeds in Pollution-Free Sweet Potato Cultivation
(1) Carefully select seed tubers. Choose tuber pieces free of disease, insects and injuries as seed tubers. (2) Chemical treatment of seed tubers (omitted). (3) Storage cellar management. Store the seed tubers in a sterile cellar; preferably use a new cellar. If an old cellar is used, first scrape off the cellar walls, then fumigate with 15 g of sulfur per sq m. After the tubers
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Main cultivation technical points for purple sweet potato planting
1. Land selection: Most purple sweet potatoes belong to mid-to-late maturing varieties, with tuber rapid expansion and yield formation occurring relatively late. The plot to be planted not only requires relatively high soil fertility, but the soil texture should be light loam or sandy loam, and the land levelness and drainage and irrigation conditions should be good. Purple sweet potato has
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Summary and Sharing of Experience in Double-Season Sweet Potato Cultivation
I. Variety Selection: Choose virus-free early-maturing varieties, which can be harvested just over 3 months after planting, allowing off-season marketing and yielding considerable economic benefits. Early-maturing varieties can include Japanese Yellow Sweet Potato, Yushu 10, Sushu 8, etc. These early-maturing varieties have vines 50-70 cm long and are suitable for close planting.
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Technical Specification for Rice Seedling-Throwing Cultivation with Plastic Trays and Dry Raising
Variety selection According to different cropping rotations, variety characteristics and the safe full-heading stage, select high-quality, high-yield, stable-yield varieties with strong tillering ability and good stress resistance that are suitable for local planting, either balanced panicle-grain type or large-panicle type. In the riverside and southern Jiangsu areas, early-maturing late japonica rice varieties are mainly used, supplemented
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How to choose fertilizer varieties for formula fertilization of winter wheat
According to many years of production practice over large areas, applying formula fertilizer for winter wheat once as base fertilizer (all base and topdressing applied in one go) is an economical and efficient fertilization method. Such wheat fields generally show strong but not excessive wheat seedlings, well-developed root systems, thick and sturdy stems, strong disease resistance, large spikes with many grains
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Control methods for soybean mosaic virus in soybean cultivation
1) Select disease-resistant varieties: Different soybean varieties have different resistance to soybean mosaic virus, so selecting disease-resistant varieties suited to the local area is the most effective measure for controlling soybean mosaic virus. Disease-resistant varieties include Qihuang No. 22, Ludou No. 4, Ludou No. 1, Ludou No. 7, Ludou No. 6,
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How to prevent and control soybean root rot? These methods you need to master
1. Select disease-resistant varieties. 2. Rotate with non-host crops such as corn, millet, and sweet potato. 3. When sowing, apply more farmyard manure, potassium fertilizer, phosphate fertilizer, etc. 4. When sowing, apply metalaxyl granules so that soybean roots can absorb them to prevent root infection. 5. Before sowing, use seed weight
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A Detailed Guide to the Seven Stages of Rose Cultivation and Management
1. Site selection and orchard establishment: In mountainous areas, make full use of field terraces and earthen slopes; this not only increases economic returns but also consolidates the soil and protects the terraces, preventing soil erosion. On plains, dedicated rose plots should be established in contiguous blocks. However, whether in mountainous areas or on plains, never plant on heavy, waterlogged clay soil.
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What conditions are needed to plant pineapples and establish an orchard
(1) Site selection. When selecting a site for a pineapple orchard, full consideration should be given to climate conditions, soil conditions, transportation conditions and other influencing factors. 1. Climate conditions. Suitable temperature, rainfall and sunshine are the basic conditions for the normal growth of pineapple. Pineapple has
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