大樱桃雨后裂果防治措施概述

大樱桃雨后裂果是导致经济损失的主要原因之一，尤其是在长江中下游等多雨地区需要重点解决我问题。除了既有原因外，本文简单介绍了关于裂果产生的新假说，即温度骤降。主要概述了目前世界各国解决雨后裂果的各种措施，包括园址、砧木和品种的选择，设施避雨，采前喷钙和生长调节剂等。补充外源钙是减轻甜樱桃裂果最简单的方法，但是要注意防止产生药斑和药害，并且针对不同的品种，摸索适宜浓度和施用时期。

review on the preventing and controlling for rain induced fruit cracking of sweet cherries

Rain induced fruit cracking of sweet cherry is one of the main reasons of economic loss,it is a most serious problem to resolve,especially in the middle and lower Yangtze River and other wet areas. In addition to the existing reasons, this review briefly describes the new of hypotheses about cracking, the temperature dropped abruptly lead the fruit cracking. The main content is the various measures to resolve the rain induced cracking in the world, including the orchard position, rootstock and variety selection, shelter facilities, preharvest calcium sprays and plant growth regulator. Exogenous calcium supplement is the easiest method to reduce the sweet cherry fruit cracking, but be careful to prevent drug deposit and injury.It is also important to find suitable concentration and application time for different sweet cherry varieties.