第二是高溫障礙。大薑苗期不耐高溫
，在20-23℃時生長最適宜，超過26℃則生長受阻
，超過35℃huizaochengdajiangganyeshenzhizhizhusiwang。youqishixiawuliangdianzuoyoudegaowenqiangguang，jianghuizhijiedaozhijiangyagankusiwang，zhixinshengyepianjixing，houlaichangchudeyepianbunengzhengchangshenzhan。weijinxingzheyindedajiangyepiandeyejianheyeyuanduoyougankuhuanghuadeqingkuang，dajiang“挽辮子”的情況發生率明顯增加。

第(di)三(san)是(shi)澆(jiao)水(shui)施(shi)肥(fei)不(bu)當(dang)。大(da)薑(jiang)的(de)葉(ye)片(pian)為(wei)披(pi)針(zhen)形(xing)
，失(shi)水(shui)後(hou)易(yi)形(xing)成(cheng)兩(liang)側(ce)卷(juan)曲(qu)成(cheng)管(guan)狀(zhuang)。而(er)導(dao)致(zhi)葉(ye)片(pian)失(shi)水(shui)的(de)原(yuan)因(yin)通(tong)常(chang)是(shi)根(gen)係(xi)受(shou)傷(shang)或(huo)土(tu)壤(rang)缺(que)水(shui)。造(zao)成(cheng)根(gen)係(xi)受(shou)傷(shang)的(de)原(yuan)因(yin)有(you)一(yi)次(ci)性(xing)施(shi)肥(fei)過(guo)多(duo)燒(shao)根(gen)、jiaoshuiguodahuojiangyuhoupaishuibujishiougendeng。genxishoushanghou，xishounenglidadajiangdi，shuifenbunengmanzubaitianyepianzhengtengdexuyao，yepianhuiziranshousuojuanqu。youqishijinqizhengzhimaishouqianhou，wendugao，guangzhaoqiang，jiangyushao，kongqishiduxiao，shuifenzhengfaqianglie

，jirongyidaozhixibaoqueshui，yepianbunengzhengchangshenchu。yaozhuyijishijiaoshui，baozhengheshideturangshidu
，bimianganhan。