凤梨叶子发黄的原因有哪些？凤梨其实就是菠萝，可以分为我们平时吃的凤梨和观赏凤梨两种。本文讲的主要是观赏凤梨，凤梨叶子发黄的原因zhuyaoyouyixiajigeyinsu：
tongchangqingkuangxiafengliyishengzhikaiyicihua，ruguonimaideguanshangfenglizhenghaochuyuhuaqi，neimesuizhehuaqidemanmanguoqu，fenglideyezijiuhuikaishimanmanbianhuangle，zheishiziranxianxiang，yeshifengliyezifahuangdezhuyaoyuanyinzhiyi。
ciwai，yixieyanghubudangdengrenweiyinsuyehuidaozhifengliyezifahuang，biru：
guangaishuizhidejianxingtaiqianghuohangainagao；
空气湿度太低；
guodushifeihuoyefeinongdutaigao，zhishiyanleileijiyuyeshao，zaochengyanhai，yuanshengzhifenlituoshui；
jizhipaishuibuliang，daozhilangen，shuifenwufachongfengongyingzhiyeshaodeng。
