High yields of wheat try new technologies

Editor's note: During the whole growing process of wheat, it is necessary to go through autumn, winter, spring and summer, and often encounter series of disasters such as frost damage and drought. Through in-depth research, wheat experts specifically proposed the following 10 practical cultivation techniques to provide the majority of farmers with the most scientific methods of planting. At the same time, they promoted the combination of wheat good seed and agricultural machinery and agronomy to improve the resilience of wheat in the event of disasters and tap the increase in wheat production. Potential to promote a steady increase in production.

Wheat standardized sowing technology

The standardized sowing techniques of drought-wheat wheat include tillage preparation, deep-soiling, ploughing or rotary tilling, post-cultivation, and post-crush suppression. The former stalks return to the field and must be crushed 2 or 3 times, and after slashing, ploughing into the soil or rotating the soil 2 or 3 times , Strengthen the watering stumbling or suppressing the collapse of the soil, dressing seed dressing or seed coating agent, and strive to achieve appropriate, appropriate, appropriate seeding, ensure the quality of sowing, and strengthen post-suppression suppression. It is suitable for winter wheat fields in Huanghuai and northern winter wheat areas, including Hebei, Henan, Shandong, northern Jiangsu, northern Anhui, Shanxi, Shaanxi and Gansu provinces.

Semi-finished sowing high-yielding cultivation techniques

The technology is in the wheat field with good soil fertility, fertilizer and water, and appropriate reduction of basic seedlings (13 to 200,000) to build a reasonable population, promote individual development, and achieve high yield, stable yield, and low grain weight. Consumption technology system. Localities can determine the number of semi-finished seedlings based on local ecology and soil conditions to avoid large-scale seeding. This technology is applicable to the winter wheat district of Huanghuai and the winter wheat region in the north, and the winter wheat region in the middle and lower reaches of the Yangtze River, including Shandong, Hebei, Henan, Jiangsu, Anhui, Hubei and other provinces.

Huanghuaihai Winter Wheat Winter Water Technology

This technology is used to irrigate wheat before it enters the wintering period, and it plays an important role in cultivating strong seedlings by increasing soil moisture content, sacrificing plough layer soil, promoting root growth, and increasing wheat drought resistance and cold resistance. The time for winter irrigation in a region should be controlled by the daily average temperature of 3°C~5°C. The soil of wheat fields will end when the state of freezing and thawing disappears. The irrigation volume will be about 40 cubic meters per mu. After irrigating, it is suitable to loosen the soil and close the cracks in the soil. It is mainly applicable to the northern winter wheat area and the Huanghuai winter wheat area.

Water-saving and high-yielding cultivation techniques

The technology is to select water-saving and drought-resistant varieties, appropriate late sowing, increase basic seedlings, planting of enough planthoppers, increase application of phosphate fertilizers, and re-application of base fertilizers and other techniques to adjust soil water storage at the bottom of dredging, reduce the number of irrigation and irrigation, and improve High-yield cultivation techniques for water use efficiency. It is applicable to winter wheat fields in Huanghuai and northern winter wheat areas, including wheat fields in north-central Henan, most of Shandong and Hebei, and relatively scarce water resources such as Shanxi, Shaanxi and Ningxia, Inner Mongolia Hetao irrigation areas.

High-yielding cultivation techniques of dry buckwheat

This technology is based on proper sowing and cultivating pre-winter seedlings, requires semi-precision sowing, will use 50%-60% of nitrogen fertilizer as the base fertilizer, and 40%-50% of nitrogen fertilizer will move to the jointing period. Top-down technical system. It is suitable for wheat fields with a latitude of 30-35 degrees north latitude, including drought-deficit wheat fields other than rice buckwheat in Jiangsu, Anhui, Hubei, Sichuan, Chongqing and Henan.

Less glutinous rice no-tillage

Less no-tillage cultivation techniques for rice and buckwheat mainly include seeding methods such as seedling-free seeding, seedling sowing and paddy sowing, as well as supporting techniques such as trenching, straw covering, chemical control and nitrogen fertilizer transfer. It is suitable for the wheat field with a latitude of 30-35 degrees north latitude, which mainly includes rice, wheat, and wheat fields in Jiangsu, Anhui, Henan, Hubei, Sichuan, Chongqing and Shandong.

Rice straw mulching sowing straw cultivation techniques

The rice straw mulching and straw mulching cultivation technology is based on the no-tillage and close-grained planting techniques. Mechanical exposition and straw mulching are the core contents, and the four aspects of yield increase, efficiency improvement, fertility improvement and environment improvement are harmoniously developed. . When rice is harvested, rice stubble is left in shallow form, ditched and drained, and chemical weeding is conducted 7 to 10 days before sowing, sowing with 2BJ-2 simple human planter, with 150,000 to 200,000 basic seedlings per mu, covering 200 to 300 kg of rice straw. Applicable to the southwest winter wheat area, including Sichuan, Chongqing and other places.

Dryland wheat mulching technology

The dryland wheat mulching technology mainly covers the land cover film, saves water and saves water, and raises the ground temperature, so that the dryland wheat can obtain high yield and stable yield, and it can be divided into two types for the cultivation of film-mulching ridge and furrow sowing and film-mulching.

Straw mulching technology is a cultivation technique that covers crops and returns them to the surface to protect water, fertility and fertility. It is applicable to the northwest region of Huanghuai winter wheat area and north winter wheat area, including dryland wheat fields in Shaanxi and Shanxi provinces.

Late-seeding wheat strain high-yielding cultivation techniques

The technique is to increase the quality of the sowing seedlings and increase the quality of the sowing seed, supplement the sowing amount lately, supplement the fertilizers lately, increase the fertilizing material, and supplement the fertilizer by using fertilizers in the case that the sowing date of wheat is postponed. Scientifically managing and cultivating seedlings with multiple seedlings and other techniques of "four supplements and one promotion" to achieve a high-yielding cultivation technology system for wheat. Applicable to late winter wheat fields in various winter wheat regions.

Wheat antifreeze high-yielding cultivation techniques

Wheat anti-freezing high-yielding cultivation techniques are mainly strain techniques for preventing and remedying wheat freeze injury. The types of frost damage in wheat production in China mainly include freezing injury in winter, freezing injury in early spring (cold spring), and low-temperature chilling injury. The techniques for preventing freezing injury include the use of appropriate winter and spring varieties, proper sowing and improved sowing quality, and cultivation of strong seedlings. The strain-remediation technology for remediating wheat freeze injury is timely watered after being frozen.

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