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  • How to Ensure Full Seedling Emergence in Summer-Sown Sesame? Key Technical Points Explained

    Ensuring full seedling emergence from a single sowing of summer sesame is an important measure for increasing summer sesame yields per unit area. However, during the summer sesame sowing period, temperatures are high and the weather is changeable. If drought occurs, seedlings are easily "baked to death," causing severe gaps in the stand; if heavy rain occurs, seedlings are easily "smothered to death," also causing gaps in the stand. It is recommended to use the double-layer sowing method to achieve full seedling emergence from a single sowing of summer sesame. For mechanized sowing, sow 0.7 kg per mu using a 24-row seeder, of which 12 rows sow at a deep layer with a depth of 3-4 cm, and the other 12 rows sow at a shallow layer with a depth of 0.2 cm, with two passes of compaction before and after sowing. For manual sowing, first

  • Detailed Explanation of the Key Technical Points for Cultivating Reishi Mushroom with Corncobs

    Reishi mushroom, also known as red reishi, is a traditional precious medicinal material. The average retail market price is 150-200 yuan. For a long time, artificial cultivation has used log segments or sawdust as the main substrate, combined with supplements for large-scale production, while cultivation of reishi mushroom with corncobs has rarely been reported. While developing edible (medicinal) mushroom production, the author conducted experiments on cultivating reishi mushroom using corncobs and achieved good results. The key technical points are introduced as follows: 1. Raw material processing. Select fresh, dry, mold-free corncobs, crush them to the size of soybean grains

  • Methods and Technical Key Points for the Prevention and Control of Pests and Diseases in Polygonatum

    (1) Black spot disease occurs mostly in spring, summer and autumn, and damages the leaves. Control methods: clean the garden at harvest time to eliminate diseased plant residues; in the early stage, spray 1:1:100 Bordeaux mixture once every 7 days, for 3 consecutive times. (2) White grubs damage plants in the larval stage, attacking the roots, biting off seedlings or gnawing the seedling roots, causing broken seedlings or cavities in the roots, and the damage is severe. Control methods: seed dressing with 75% phoxim emulsifiable concentrate at 0.1% of the seed amount; or during the field occurrence period, drench with 90% trichlorfon at 1000 times dilution.

  • Methods and Technical Key Points for Pest and Disease Control in Polygonatum (Solomon's Seal)

    Diseases include black spot disease, in which irregular yellowish-brown spots appear on the leaves starting from the leaf tip, with a purplish-red edge at the boundary between the diseased and healthy tissue, after which the spots spread downward and the leaves turn withered and yellow. For control, spray with a 50% Tuzet (thiophanate) 1000-fold dilution, applying the spray once every 7-10 days for 2-3 consecutive applications.

  • How to carry out field management of Polygonatum? Detailed explanation of the technical key points

    (1) Intertillage and weeding: After emergence, weeding should be carried out frequently, especially during the seedling stage of sown fields, where timely weeding is even more necessary to prevent large weeds from overwhelming the seedlings and affecting growth. (2) Thinning and final thinning: When the seedlings are 5-8 cm tall, remove the overly dense small seedlings; before withering in autumn or after emergence the following year, carry out final thinning at a plant spacing of 8-10 cm. Take the thinned seedlings to a different location for transplanting. (3) Drought prevention and drainage: Polygonatum prefers moist soil. In dry weather, water promptly to keep the soil moist; in the rainy season, ensure good drainage to avoid water accumulation in the field and prevent root

  • Key Technical Points for High-Efficiency Cultivation of Straw Mushrooms in Winter

    Straw mushrooms (Volvariella volvacea) are a high-temperature, high-humidity type of fungus, suited to growing in an environment of constant temperature and stable humidity. The suitable growing temperature for straw mushrooms is 23-25°C, and the relative air humidity is 85%-95%. Therefore, to move the high-temperature straw mushroom to cultivation in the lower temperatures of winter, it must be grown in greenhouses with good insulation capacity, which increases cost inputs such as heating. Moreover, straw mushrooms produced in winter sell for 2 times the price of those from conventional summer cultivation, so appropriate adjustments should be made in aspects such as the culture material formula and cultivation management, in order to

  • Tulip Post-Harvest Handling Methods and Technical Key Points

    Flower growers tend to focus their attention on cultivating high-quality products, but they are less concerned about harvesting and post-harvest handling. This makes their earlier work lose its value. For this reason, this article was written. Harvesting colored buds When the harvest season arrives, the plant has stored nutrients in its stem for use in flowering. If harvesting is done before the plant is sufficiently mature, then the nutrients stored in its stem are insufficient, and it will be impossible to bring the expected results to future consumers. By using the method of harvesting with the bulb attached,