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Causes of Uneven Corn Seedling Sizes in the Same Field and the Same Variety, and How to Prevent Them
Around Qingming, plant melons and beans. In a while, it will be time to plant corn. Attentive farmer friends may have noticed that after corn emerges each year, sometimes the corn seedlings grow large and small. Corn has high per-plant productivity; missing one plant means losing 150-300 grams of yield. People often say, "Lose one seedling in spring, lose one jin of grain in autumn." A 10% loss of seedlings means a yield reduction of 60-80 kg per mu. Therefore, ensuring a full stand of seedlings is the prerequisite for a high-yielding corn crop.
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How to use herbicides on sweet potato fields after seedling emergence
Specialized post-emergence herbicides for sweet potato fields include Shuda'an sweet potato field post-emergence specialized (1+1+1) herbicide, Shulaibao sweet potato field post-emergence specialized (1+1+1) herbicide, Shuwuyou new-type sweet potato post-emergence inter-row specialized herbicide, Shun'erwei Shuyuan - sweet potato field post-emergence herbicide, Shun'erwei Shuyuan - sweet potato field post-emergence herbicide.
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How to choose a post-emergence herbicide specifically for yam fields?
Yam, long known as the medicine of the mountains and the medicine of foods, is one of the earliest plants eaten by humans. It is rich in nutrients, nourishes and strengthens the body, and beautifies the complexion, making it a rare healthy and nutritious food. But in the process of growing yam, there are always many weeds. So
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Key Field Management Techniques for Growing Vegetable Sweet Potato
1. Checking seedlings and filling gaps: 5-7 days after planting, check the survival of the sweet potato vines and promptly replant strong seedlings in spots where plants are missing. 2. Topdressing: For spring sweet potatoes, 30-40 days after planting, after the vines spread and before the rows close; for summer sweet potatoes, 20-25 days after planting, open holes below the side of the ridge and apply topdressing, using 30 kg per mu of compound fertilizer (N:P:K=10:7:8); combine topdressing with loosening the soil between ridges and hoeing weeds.
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Key Field Management Points 5-7 Days Before Transplanting for Dry-Raised Rice Seedlings
As one of the rice industry demonstration county projects, Dapai Village, Shangguan Town, Dali City, has a rice area of 1425 mu this year, with a yield target of 750 kg/mu. To achieve high and even higher rice yields, agricultural technicians at both the city and town levels have gone into villages and households, gone deep into the fields, and earnestly guided
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Key Field Management Techniques After Transplanting Dry-Raised Rice Seedlings to the Paddy Field
1. Prepare the field carefully so that the field is level and the soil is puddled, with not even a inch of water exposing the mud. 2. Fertilization principle: apply a heavy basal fertilizer and skillfully apply panicle-grain fertilizer. Apply no less than 1500 kg of farmyard manure per mu. When harrowing the field, apply phosphate and potassium fertilizers plus 70% of the nitrogen fertilizer as a one-time basal application, 20% of the nitrogen fertilizer as tillering fertilizer, and 10% as panicle fertilizer (apply 5-10 days before heading). ...
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