Recently, the Wuzhua peppers covered with branches in the Dachong pepper base of Youwan Village Linwu County. The merchants came to buy Dachong peppers in a continuous line at 10 yuan per kilogram and the pepper farmers' faces showed the joy of harvest with a stack of money. Wang Chongming, the responsible person of pepper planting cooperatives in Youwan Village said: "The peppers have high yield and good purchase price because of using of soil testing and formulated fertilization, and scientific planting of agricultural standardization.

It was reported that Linwu County strengthened the agricultural standard system construction, set up the quality and safety supervision center of agricultural products, established the county, town and village agricultural products safety supervision system, strengthened the monitoring for the agricultural products standards, product quality classification, technical regulations, pesticide residue and other health and safety standards, and agricultural ecological environment standard in an all-round way, and strictly checked the products out of bases and landing on the market to realize the whole process supervision of agricultural products from production environment, production process, base departure to market access.

At the same time, the county strengthened the input of scientific and technological content for Xunxi taro, Lingwu duck, Dachong peppers, Lingwu grapefruit and other planting and breeding industry. The Xunxi taro, Dachong peppers, Lingwu grapefruit and Linwu orange were identified as harmless fruits after research by provincial and municipal experts.

Through the "county school cooperation" with Hunan Agricultural University, the county worked out 12 local regulations for the production technology of agricultural products, and set up 120 thousand mu of standardized rice production base, 90 thousand mu of standardized fruit base and 80 thousand mu of standardized vegetable production base; declared 4 green products and 8 pollution-free agricultural products this year. Agricultural standardization has led the development of modern agriculture. Linwu Shunhua Duck has won the Hunan Governor Quality Award. The development of Linwu grapefruit and Shunxi taro industry has boundless vitality, which has become the competitive product of increasing farmers' income.