蟹爪兰的花蕊为什么会掉？

caiquruxiacuoshikenengyousuogaishan：1、shidujiaoshui。jizhijianganhouyinggaijishijiaoshui，kongzhijiaoshuiliang，baochijizhishirunjike。tongshizhuyishuiwenyingyuyanghuhuanjingwendujiejin；2、shiliangbufei。kemei7-10tianshiyongyicinongduwei1‰-2‰delinsuanerqingjiafeiye（yemianpenshi）；3、gaishanyanghuhuanjing。baozhengjiaoweichongzudeguangzhaotiaojian，danzaizhongwuguangzhaojiaoqiangshiyingbimianshaishang。xianleihouhuanjingyinzi（zhuyaoshiwendu）dafubianhuashiyekenengyinqiluolei，yingzhuyibaochishiyidehuanjingwendu。lingwaipenhuabuyipinfanbandong，fouzerongyifashengjixiesunshang，shidejingjiehehualeituoluo。yishangjingongcankao。