Core Insights - The article highlights the development of greenhouse agriculture in Huangzhong District, Xining City, which has established a robust "greenhouse economy" to ensure a stable supply of vegetables for the urban population [16][17]. Group 1: Greenhouse Economy Development - Huangzhong District has built three large-scale facilities covering thousands of acres and 34 medium-sized facilities, with a total greenhouse area reaching 800 hectares [16]. - The district's modern agricultural industrial park features orderly rows of greenhouses, cultivating over 30 varieties of fruits and vegetables, including peppers, eggplants, and strawberries, which thrive throughout the year [16]. Group 2: Seasonal Crop Management - Different crops are prioritized in various seasons, with strawberries and mushrooms being prominent in the first and fourth quarters, while cucumbers, peppers, and tomatoes dominate in the second and third quarters [16]. - This strategic planting arrangement allows for year-round production and staggered market availability, ensuring a diverse supply of vegetables for consumers [16]. Group 3: Technological Integration - The district has implemented a smart agriculture control platform, including 11 "four-conditions" monitoring stations, integrating IoT sensing and smart irrigation systems [17]. - The establishment of the province's first automated tidal logistics seedbed system enables the stable supply of 3 million quality seedlings annually, while promoting a 30% increase in water and fertilizer utilization efficiency through integrated water-fertilizer technology [17]. Group 4: Economic Impact on Farmers - The greenhouse economy not only secures the urban "vegetable basket" but also enhances the income of local farmers, who can engage in greenhouse contracting and cooperative planting, leading to stable employment and increased earnings [17].

Group 1 - Hebei province utilizes intelligent agricultural machinery and cross-departmental collaboration to achieve efficient integration of "harvesting + sowing" [2] - Langfang city mobilizes over 17,000 agricultural machines including combine harvesters and corn planters for operations [4] Group 2 - Heilongjiang province employs smart irrigation equipment widely in rice fields to ensure a good harvest [6] - In Shuangyashan city, staff from Beidahuang Agricultural Group design patrol routes using a smart agricultural control platform [8] Group 3 - Henan province leverages agricultural technology with unmanned precision sowing machines becoming the main equipment in high-standard farmland [10] - In Hegang city, agricultural technicians use drone remote sensing systems for multi-spectral scanning of arable land [11] - In Xunxian county, a sowing machine is guided by the Beidou navigation system to plan sowing routes [12] Group 4 - Shanxi province sees an increase in the use of unmanned driving technology for harvesting, with a notable unmanned combine harvester in Linfen city [14] - Xiangfen county actively allocates agricultural machinery to ensure sufficient equipment supply [16] Group 5 - Xinjiang province deploys 14,000 combine harvesters to support summer harvest, establishing 564 cross-regional service stations for key grain-producing areas [18] - Various levels of grain and material reserve departments organize professionals to inspect collection points, ensuring standardized processes and fair pricing [20]