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洪雅县位于四川盆地西南边缘,海拔417~3172米,当地气候温和,年均气温16.6℃,雨量充沛,适宜各类优质牧草的生长。该县从最初的利用田边地角零散种草,发展到现在的集中连片种草,逐渐形成规模效应,种植的牧草品种主要有多花黑麦草、饲用玉米、扁穗牛鞭草等。目前全县人工种草20余万亩,饲养奶牛3.6万余头,被誉为“西南第一奶业大县”。一、推行草业循环经济发展模式洪雅县大力推广“种草养畜-畜粪沼气发酵-沼液还田
Hongya County is located in the southwest edge of Sichuan Basin, 417 ~ 3172 meters above sea level, the local climate is mild, with an average annual temperature of 16.6 ℃, abundant rainfall, suitable for the growth of various types of high quality forage grass. The county from the initial use of scattered field edge Tanabe grass to the present concentrated contiguous grass, the gradual formation of scale effect, the cultivation of forage varieties are mainly ryegrass, feed corn, Heidelberg, etc. . At present, the county artificial grass more than 20 acres, raising more than 36,000 dairy cattle head, known as ”Southwest Dairy County “. First, the implementation of grass-scale circular economy development model Hongya vigorously promote ”grass and livestock - animal manure biogas fermentation - biogas slurry