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How can the reviving period of rice be shortened after transplanting?
After rice is transplanted, it generally turns from green to yellow, and then from yellow back to green; this period is called the reviving period. The reviving period is generally 7-10 days. If measures are taken to shorten the reviving period to 2-3 days, then "one shortening" can promote "three earlies." That is, shortening the reviving period promotes early growth
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What are the main new high-yield corn seed varieties?
High-yield corn seed varieties The main high-yield corn seed varieties are Longgao L2, Liangyu 99, Denghai 6702, Delinong 988, Zhongdan 909, Jundan 29 and Tunyu 808. Different corn varieties also have different requirements for the growing environment. Below we will give a brief description of the characteristics of these types of corn seeds.
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The Latest Complete-Stand Method for High-Yield Direct-Seeded Rapeseed Cultivation
Compared with seedling raising and transplanting, direct-seeded rapeseed cultivation omits such steps as raising seedlings, pulling seedlings, transplanting seedlings and watering for root establishment, reduces labor input, lowers labor intensity and production costs, and has no seedling revival period; under the conditions of adopting supporting cultivation measures, the yield of direct-seeded rapeseed can be
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A Full Breakdown of the Latest Rapeseed Oil-Pressing Process
Rapeseed is also called Brassica campestris seed; it is a herbaceous cruciferous crop and one of China's main oil crops and nectar-source crops, and its seeds are one of the main raw materials for oil extraction. It is cultivated throughout China and is divided into two types, winter rapeseed and spring rapeseed. Its planting area accounts for
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Latest Technical Methods Tutorial for the Prevention and Control of Rice Seedling Blight
Rice seedling blight is one of the most important diseases of dry-raised rice seedlings. Its main causes are excessively low temperatures, excessive day-night temperature differences, alkaline soil, insufficient light leading to weak and spindly seedlings, and excessive seeding rates. The main field symptoms are wilting of seedlings after emergence, easy breaking when pulled
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Detailed Tutorial on the Latest Technical Methods of Corn Breeding
Seed is the most important means of production, and new varieties are the most core foundation of agricultural scientific and technological progress. Corn breeding and production practice show that 43% to 60% of the increase in corn yield is achieved through excellent varieties and their promotion. Therefore, breeding and promoting new corn varieties is of decisive importance for improving corn yield per unit area and comprehensive grain production capacity.
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The Latest Types of Post-Emergence Herbicides for Corn and How to Use Them
Summers are rainy, and weeds occur commonly in corn fields. The main weeds include crabgrass, barnyardgrass, foxtail, goosegrass, redroot pigweed, purslane, copperleaf, and purple nutsedge. Corn is most severely harmed by weeds during the seedling stage. Chemical control saves time and labor, but on the market, corn field
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What issues should be noted when selecting the latest corn seed varieties?
Excellent varieties and seeds are the foundation of a good harvest, and variety selection is the first step in corn production. Varieties differ greatly in growth period, yield level, disease resistance, drought tolerance, disease resistance, lodging resistance, and suitable regions. A variety that performs well in one region may perform poorly in another. In production, there are often cases where improper variety selection or poor-quality seeds lead to reduced yields or even total crop failure.
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How to grow rice seedlings? Latest technical methods tutorial
To do a good job of rice seedling raising, you must carefully select good seeds, do a good job of seed selection and sunning, chemical seed soaking, and appropriate-temperature germination promotion, strengthen seedling field management, and adopt the "four controls and one prevention" technical measures of controlling sowing period, controlling sowing rate, controlling water, controlling excessive growth, and preventing and controlling pests and diseases, so as to achieve uniform and complete seedlings,
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How to grow cotton seedlings from seed? Latest technical method tutorial
Cotton is an annual herbaceous plant of the Gossypium genus in the Malvaceae family, native to Mexico in the Americas. It is usually propagated by seed. The seed has a hard, thick seed coat and a well-developed embryo. A longitudinal groove on the ventral side of the seed is the hilum, and the pointed tip of the seed is the protrusion of the hilum. To increase cotton yield, in
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