Sci-Tech

'Heavenly guidance', 'Earthly exploration', 'Aerial photography'... Look at the 'three-dimensional wisdom' in the wheat fields of the Guanzhong Plain

2025-03-14   

The wheat planted in mid October 2024, in the eyes of Liu Lulu, the chairman of the Sunshine Limin Wheat Planting Farmers' Professional Cooperative in Linwei District, Weinan City, Shaanxi Province, and his father who has been growing crops for decades, is the crop with the most "technological sense" in their memory: from the self driving device seeding under the "Beidou Navigation System", to the integrated irrigation of water and fertilizer under the command of the intelligent terminal in the current farmland, and to the unmanned operation during the expected summer harvest... According to Liu Lulu's words, "The current grain production is completely different from before!" After the Awakening of Insects, the Guanzhong Plain has entered a critical moment of wheat greening. In the wheat fields of Xiaoshi Village, Guandao Town, Linwei District, Weinan City, there is a delightful green color everywhere. Strolling through the fields, the distance between seedlings is neat and uniform, the spacing between rows is consistent, and the height of wheat seedlings is almost average. This is a world of difference from the uneven height and growth of wheat seedlings in wheat fields that everyone remembers. With the maturity of Beidou navigation technology and its promotion in agricultural production, last autumn, Liulu Road began to experiment with precise positioning technology to "support" wheat sowing. The Beidou Navigation System can accurately locate the operating range, forward speed, and trajectory of agricultural machinery in wheat fields. The seeder runs at a constant speed in the field, not only avoiding 'missed sowing', but also ensuring consistent burial depth of wheat seeds, which lays a solid foundation for the neat emergence of wheat after sowing, "said Liu Lulu. We have conducted calculations and found that after incorporating the 'edges and corners' of each acre of wheat field into the cultivation range, planting every 100 acres will effectively increase the sowing area by 1 acre, and the yield will naturally' rise with the tide '. More importantly, the sowing rate per acre has decreased from 35 pounds during empirical grain cultivation to 30 pounds during current precision grain cultivation. Who wouldn't be happy with the new experience of grain cultivation under the high-tech 'blessing' of reduced input and increased output The new experience of growing crops with a sense of technology has also strengthened the confidence of Shi Yufeng, the chairman of the Green Sheng Modern Agricultural Machinery Professional Cooperative in Linwei District, Weinan City and a "post-90s" generation, to produce more and better crops. Shi Yufeng said that this year their cooperative has planted over 30000 acres of wheat fields. At present, without the tension of running back and forth and sweating profusely during the spring rush of the past, Shi Yufeng is calm and composed, highlighting his full confidence. In a wheat field in Miaowang Village, Gongguan Town, Linwei District, Weinan City, Shi Yufeng simply operated a few times on his phone, and a water fertilizer integrated sprinkler irrigation machine on the edge of the field began "autonomous operation". Shi Yufeng said that unlike in previous years when the fields were crowded and busy during spring irrigation, now hundreds or even thousands of acres of wheat fields can be easily operated by just one person on a mobile phone, including water and fertilizer ratio, water volume adjustment, and water discharge time. Grain production has achieved labor-saving and effortless results. And all of these cannot be separated from the support of field production monitoring systems. In the northwest corner of the wheat field, the reporter saw that this integrated "high reference" system, which includes intelligent insect monitoring lights, crop disease automatic warning system, and wheat field climate real-time forecasting system, not only can timely transmit key indicators such as wind direction, wind speed, rainfall, light, and even field carbon dioxide concentration to Shi Yufeng's mobile terminal, but also proposed specific suggestions such as adding seaweed foliar fertilizer to promote plant stress resistance. The real-time transmission of field conditions by drones allows him to understand the moisture, seedling, insect, and disease conditions of wheat fields without having to go to the fields, greatly improving the accuracy of grain production. In the past, the extensive production method of flooding resulted in a water demand of over 80 cubic meters per acre of land, but now it is only 10 cubic meters; Fertilization in spring, using a 'pepper noodle' style of throwing, without applying 30 kilograms of nitrogen fertilizer per acre of land, is simply impossible. Now, according to the needs of crop growth, only two kilograms are enough. With the increasingly prominent role of new technological achievements in agricultural production, it has strengthened my confidence in grain production He said. The reporter learned from the Agriculture and Rural Bureau of Linwei District, Weinan City that as an important grain production base in Shaanxi Province, 635000 mu of autumn wheat will be sown in Linwei District in 2024. Due to sufficient soil moisture during the sowing period and suitable precipitation, the seedling situation this year is better than usual. With the rise of temperature, the spring pipe of wheat fields has been fully developed. In the new era, rural youth in Guanzhong are scientifically farming and managing with "three-dimensional wisdom", which has nurtured the hope of stable and abundant summer grain production. (New Society)

Edit:He Chuanning Responsible editor:Su Suiyue

Source:Xinhua

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