一些地方的土豆種植戶在施底肥時，隻注重化學肥料
，每畝地使用複合肥超過150gongjin。tudouyaogaochan，shiyonghuafeishibiyaode

，danbingbushiguangyonghuafeijiunengdadaode，yebushihuafeiyongdeyueduoyuegaochan。feiliaobingbuzaiduo，yaogenjutudoudexufeitedianhegetidezhongzhitiaojian，youjiwujibingshi


，pinghengquanmian，kexuehelidishifei，cainengdadaojiangdizhongzhichengben、高產高效的目的。

誤區之二：多留秧子

土豆種植時，一般每穴出苗1～3ke，bufencainongjiaode，chumiaoduojiedetudoujiuduo

，jiunenggaochan，suoyishebudejianmiao。danzheyanghuidaozhitudougetouxiao
，zongchanliangbuyidinggao。kuangqiexianzaiyibandangetudouzai200keyishang，caiyoujiaogaodeshangpinjiazhi
，ruguotudougetoutaixiao，jishigaochanle
，maijiadishenzhimaibuchuqu。suoyi，zaitudoumiaochuqihou，yingbenzhequruoliuqiangdeyuanzejianmiao，meixuezhiliuyikejianzhuangmiao，jizhongyingyang，zengjiatudoudangezhongliang
，tigaoshangpintudoubili
，congertigaoxiaoyi。

誤區之三：瘋長秧子

還(hai)有(you)部(bu)分(fen)菜(cai)農(nong)覺(jiao)得(de)，土(tu)豆(dou)秧(yang)旺(wang)盛(sheng)是(shi)好(hao)現(xian)象(xiang)，並(bing)不(bu)適(shi)當(dang)控(kong)製(zhi)
，任(ren)其(qi)自(zi)由(you)旺(wang)長(chang)。其(qi)實(shi)，秧(yang)子(zi)生(sheng)長(chang)過(guo)旺(wang)，會(hui)影(ying)響(xiang)地(di)下(xia)塊(kuai)莖(jing)膨(peng)大(da)，容(rong)易(yi)造(zao)成(cheng)土(tu)豆(dou)秧(yang)早(zao)衰(shuai)，從(cong)而(er)降(jiang)低(di)土(tu)豆(dou)的(de)品(pin)質(zhi)和(he)產(chan)量(liang)。科(ke)學(xue)、合理地化控，是提高土豆品質和產量的必要措施。