1　病害1.1　炭疽病、疮痂病、溃疡病、脂点黄斑病和煤烟病　溪蜜柚在 3月中旬、下旬初 (未开花前 ) ,使用铜铵合剂防治新梢、叶片、花蕾的炭疽病和疮痂病有特效。铜铵合剂配制原则 :用硫酸铜 5 0 0ｇ粉碎混合碳铵 2 .5ｋｇ混匀加少量水溶解密封 2 4小时以上 ,使用时再加水 6 1 disease 1.1 anthracnose, scab, ulcer disease, macular degeneration and sooty disease Guanxi honey pomelo in mid-March and early late (before the flowering), the use of ammonium copper mixture to control the shoots, leaves, buds anthrax Diseases and scab disease have special effects. Preparation of copper ammonium chloride principle: with copper sulphate 500 g crushed mixed ammonium bicarbonate 2 .5 kg mix a small amount of water to dissolve the seal 2 4 hours or more, add water 6