柑桔叶面喷施沼液防冻害的试验徐国华何平何建国（江西省东乡县农村能源办公室３３１８００）付浩（江西省东乡县红壤开发种猪场）柑桔类果树是世界上经济价值最高、栽培最广、发展最快的果树之一，也是我国南方最重要的果树。然而在我国长江中下游地区，每隔１０年左右会... Citrus fruits on the foliage spraying biogas slurry frost resistance test Xu Guohua He Ping He Jianguo (Jiangxi Province Dongxiang County Rural Energy Office 331800) Fu Hao (Dongxiang County, Jiangxi Province red soil development pig farm) citrus fruit trees is the world’s highest economic value, cultivation One of the most widely grown and fastest growing fruit trees is also the most important fruit tree in southern China. However, in the middle and lower reaches of the Yangtze River in our country, every 10 years or so ...