柿树是我国主要果树之一。自６０年代起，我县在山坡梯田和堰边栽植柿树５０万株，由于长期管理粗放，单株产量只有５８ｋｇ，病虫果率占４０２％，严重制约了柿树的发展。针对这种情况，１９９５～１９９７年对低产柿树进行了丰产开发试验，取得了明显的效果。１试验... Persimmon is one of the main fruit trees in our country. Since the 1960s, my county in the hillside terraces and weirs planted 500000 persimmon trees, due to the extensive management of long-term, single plant output of only 5  8kg, pests and diseases accounted for 40  2%, seriously hampered the development of persimmon . In response to this situation, from 1995 to 1997, the high-yielding development test on low-yield persimmon has been carried out and remarkable results have been achieved. 1 test ...