功能性肥料是指除含有少量的營養元素供應蔬菜生長外
，還具有其他功能的肥料
，如促進蔬菜生根、tigaozhizhudekangnixinghuotigaoshucaidekangbingnenglideng，suoyidangshucaichuxianmouxiewentishi，cainongchanghuitongguoshiyonggongnengxingfeiliao
，tiaojiezhizhudechangshi，wangwangnenggouqudelianghaodeshiyongxiaoguo。但記者在壽光市古城街道采訪時，不少菜農向記者提出問題：為何功能性肥料在前兩次用時效果較好，但是連續單獨使用後，效果卻越來越不明顯？

yuanlai
，youxiecainongzaichongshigongnengxingfeiliaoshi
，kandaogangkaishishiyongshidexiaoguomingxian，nenggouhenhaodecujinshucaideshengchang


，yushijiurenweigongnengxingfeiliaoyenengmanzushucaishengchangduikuangzhiyuansudexuqiu，yushijiuchangqilianxudandushiyonggongnengxingfeiliao，xiaoguoqueyuelaiyuebumingxian。yuanyinjiuzaiyu，gangkaishishiyonggongxingfeiliaoshi，turangzhongyuanlaishiyongdefeiliaojiaoduo，yangfenhanliangchongzu，zaiduanshijianbushiyongkuangzhiyuansufeiliao，shiyongdegongnengxingfeiliaoyenenggoucujinshucaiduikuangzhiyuansudexishouliyong，manzushucaishengchangdexuqiu。

但(dan)因(yin)為(wei)多(duo)數(shu)功(gong)能(neng)性(xing)肥(fei)料(liao)中(zhong)的(de)礦(kuang)質(zhi)營(ying)養(yang)元(yuan)素(su)含(han)量(liang)低(di)，如(ru)果(guo)不(bu)配(pei)合(he)使(shi)用(yong)水(shui)溶(rong)性(xing)肥(fei)料(liao)或(huo)者(zhe)複(fu)合(he)肥(fei)等(deng)，就(jiu)會(hui)導(dao)致(zhi)土(tu)壤(rang)中(zhong)的(de)氮(dan)磷(lin)鉀(jia)及(ji)其(qi)他(ta)中(zhong)微(wei)量(liang)元(yuan)素(su)越(yue)來(lai)越(yue)少(shao)，從(cong)而(er)導(dao)致(zhi)蔬(shu)菜(cai)長(chang)勢(shi)越(yue)來(lai)越(yue)差(cha)

，所(suo)以(yi)功(gong)能(neng)性(xing)肥(fei)料(liao)不(bu)能(neng)連(lian)續(xu)單(dan)獨(du)使(shi)用(yong)。