衢州市地处浙西丘陵山区,土质以红壤为主。一直以来,农业生产都以椪柑种植为主，椪柑产值占农业产值的80%以上,是“中国椪柑之乡”?捎谑艽持种卜绞降挠跋?广大农民对椪柑的生产管理粗放,对土地重用轻养,施肥存在“乱施、多施”等问题,特别在施肥时期、肥料种类、用量等环 Quzhou City is located in western Zhejiang hills and mountains, soil-based red soil. All along, agricultural production are mainly citrus planting, citrus production accounts for more than 80% of agricultural output value, is the “hometown of Chinese citron”? Extensive, re-use of light land and fertilization, there are “chaos facilities, more facilities” and other issues, especially in the fertilization period, the type of fertilizer, the amount of ring