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桔梗是陕西省安康市人工栽培的主要中药材品种之一 ,全市药材种植面积达 2 .2万 hm2 ,为农民增收和地方财政建设发挥了重要作用。但是 ,伴随桔梗生长的杂草种类多 ,密度大、生长快 ,危害严重 ,人工拔除费工费时 ,劳动强度大 ,成本高。特别是多雨年份 ,草荒更是严重 ,影响桔梗的
Campanulaceae is one of the main cultivated Chinese herbal medicines in Ankang City, Shaanxi Province. The planting area of medicinal herbs in the city is 22,000 hm2, which plays an important role in increasing farmers’ income and building local finance. However, with the growth of weeds Campanula species, density, fast growth, serious harm, labor costs, labor costs, labor-intensive, high cost. Especially rainy years, grassland shortage is more serious, affecting Campanulaceae