80年代以来,我国南方大量引种巨峰葡萄,虽然有早期丰产的典型,但也出现了不少低产园。《中国果树》发表调查报告,对低产原因与增产技术作了分析。1 地下水位偏高福建某葡萄园原为滨海稻田,生长期间地下水位距地面30厘米。生长3年平均株留 Since the 1980s, the introduction of a large number of grapes in southern China, although there are typical early high yield, but also appeared in many low-yielding garden. The “China Fruit Tree” published a survey report on low-yielding causes and yield-increasing technologies. A high groundwater level Fujian a vineyard was originally a coastal rice paddy, groundwater table during the growth of 30 cm from the ground. Grow 3 years the average plant stay