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Experience Sharing on Integrated Rice and Crayfish Farming
With the continuous development of China's aquaculture industry, crayfish farming is now very common. There are many methods for farming crayfish in China, and different farmers adopt different methods, so farmers can exchange and learn from one another. Crayfish
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Experience and Practical Tips for Rice Field Management
1. Water management. Rice water management should adopt intermittent irrigation: shallow water to protect roots, one-cun water for tillering, drain water to control seedlings when sufficient seedlings are established, shallow water at booting and heading, and moist conditions to plump the grains. During the green-turning stage, rice roots have weak water absorption capacity and high water requirements, so water management should ensure
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Detailed Explanation of Key Techniques for High-Yield Cultivation of Hybrid Rice
1. Seedling Raising (Dry Seedling Raising Technique) 1. Seed treatment and germination acceleration: Before soaking the seeds, sun-dry them for 1-2 days, rinse with clean water, remove the empty and shriveled grains, and put the seeds in a nylon mesh bag. Then soak the seeds in a 500-fold dilution of 50% carbendazim wettable powder for 24 hours, take the seeds out, wash them clean with clean water
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Common Abnormal Phenomena During Rice Seed Germination and Remedial Measures
During the germination of rice seeds, abnormal phenomena such as dead seeds, slime production, sprout scorching, and uneven roots and sprouts occur. In fact, these conditions are mostly caused by poor management; as long as the cause is identified and reasonable remedial measures are taken promptly, losses can be reduced and strong seedlings can be cultivated. 1. Many dead seeds.
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Rice planting requires good soil preparation and pre-transplanting weed control.
In order to better carry out agricultural technology extension work, in addition to conscientiously summarizing last year's work and arranging this year's tasks, to ensure increased crop grain production and income, on April 6, at the critical season, 3 scientific and technical personnel from the Kaiyuan City Seed Management Station went to Longtan Village and Renshou in Dazhuang Township to visit science and technology demonstration households.
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Key Points of Fertilizer and Water Management Techniques for High-Yield Rice Cultivation
In high-yield rice cultivation, the level of yield is determined by fertilizer and water application as the core; fertilizer and water application should be decided according to the fertilizer requirements of the variety, the level of soil fertility, the planting time, etc. Generally, 100 kg of paddy rice requires 2 kg of pure N, 1.2 kg of pure P, and 1.5 kg of pure K. The fertilizer and water application measures are specifically proposed as follows:
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What are the key management points during the grain-filling stage of rice?
The grain-filling stage of rice is the critical period that determines yield. Field management should aim to nourish the roots and protect the leaves, prevent premature senescence, improve photosynthetic efficiency, promote grain filling, and increase the seed-setting rate and grain weight. 1. Supplemental application of grain fertilizer: apply grain fertilizer according to the seedlings, the field, and the weather. Apply it when the leaf color is on the yellowish side and the flag leaf is short and small; do not apply it when the leaf color is deep green and the flag leaf is large and plump. Apply it to lean fields, not to fertile fields; apply it when there are many sunny days, not when there are many cloudy and rainy days. Generally, it is appropriate to apply 2-3 kg of urea per mu at the booting stage.
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Hybrid rice seeds hard to tell real from fake? 7 tricks to identify them easily
First look at uniformity. Hybrid rice seeds mixed with other rice grains have uneven grain shapes. The mixed-in male parent or other indica rice is obviously more slender and plump than hybrid rice seeds, while japonica rice grains are rounder. Second look at the glume color. Hybrid rice seed glumes have slightly uneven yellowish-brown and other physiological discoloration, while the grains of the male parent and the maintainer line are more uniform in color; the maintainer line and other mixed grains have higher transparency than hybrid rice seeds, and their glumes are smoother than those of hybrid rice seeds.
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Occurrence and Control Methods of Rice Pests and Diseases at the Mid-Season
According to field surveys of pests and diseases by each forecasting station, the field moth population of the third generation of the rice leaf roller is currently large, and the egg mass is high. All towns are urged to actively carry out control work. I. Occurrence situation: (1) Third generation of the rice leaf roller: 1. Field moth population: According to observations at each forecasting station, the field moth population
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Key Technical Points for Field Management of Rice During the Green-Returning and Tillering Stage
The green-returning and tillering stage of rice refers to the period from transplanting to the time before jointing and booting. This period is important for determining the number of panicles and laying the foundation for panicle and grain development. The main goal of field management is to promote good root development, rapid green-returning, and early tillering, and to form sufficiently strong
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