1.無侵染病(bing)菌和蟲災(zai)。

2.移動 苗(miao)床富含禾苗(miao)成長需求的礦物(wu)質養分。

3.移動(dong) 苗床具有高度的(de)持(chi)水性(xing)和超卓的(de)通透性(xing)。

4.具適合的酸堿度及碳氮比。

床(chuang)(chuang)土(tu)(tu)的(de)(de)適合pH值通常為6.5~7. O。 移動苗床(chuang)(chuang)耕(geng)種(zhong)(zhong)(zhong)床(chuang)(chuang)土(tu)(tu)，尤(you)其是耕(geng)種(zhong)(zhong)(zhong)纖細(xi)種(zhong)(zhong)(zhong)子的(de)(de)床(chuang)(chuang)土(tu)(tu)、掩蓋種(zhong)(zhong)(zhong)子的(de)(de)土(tu)(tu)及無機(ji)基(ji)質有(you)必要過(guo)篩(shai)。充(chong)沛(pei)腐(fu)熟勺有(you)機(ji)肥(fei)(fei)耕(geng)種(zhong)(zhong)(zhong)床(chuang)(chuang)土(tu)(tu)時(shi)要過(guo)中(zhong)孔篩(shai)。床(chuang)(chuang)土(tu)(tu)應(ying)根據(ju) 己有(you)資料和耕(geng)種(zhong)(zhong)(zhong)政策制造，假定加人(ren)化肥(fei)(fei)農藥.應(ying)先(xian)將它們用(yong)(yong)(yong)少(shao)數(shu)(shu)細(xi)十.拌勻(yun).再撒人(ren)大堆原斗中(zhong)徹(che)底拌勻(yun)。用(yong)(yong)(yong)腐(fu)葉土(tu)(tu)、堆肥(fei)(fei)土(tu)(tu)制造床(chuang)(chuang)土(tu)(tu)時(shi)，可加少(shao)數(shu)(shu)充(chong)沛(pei)腐(fu)熟的(de)(de)有(you)機(ji)肥(fei)(fei).也可不加。用(yong)(yong)(yong)土(tu)(tu)、池(chi)塘泥土(tu)(tu)制造床(chuang)(chuang)土(tu)(tu)時(shi)應(ying)加充(chong)沛(pei)腐(fu)熟的(de)(de)有(you)機(ji)肥(fei)(fei)或(huo)(huo)過(guo)篩(shai)爐渣。耕(geng)種(zhong)(zhong)(zhong)床(chuang)(chuang)土(tu)(tu)通常應(ying)比移植床(chuang)(chuang)二加人(ren)量大些。別(bie)的(de)(de)，耕(geng)種(zhong)(zhong)(zhong)用(yong)(yong)(yong)土(tu)(tu)，可于耕(geng)種(zhong)(zhong)(zhong)前2~`3d噴1000的(de)(de)托布津(jin)、1000的(de)(de)五(wu)氯芎基(ji)苯或(huo)(huo)I:5000的(de)(de)高錳酸鉀消毒，I~2d即可運用(yong)(yong)(yong)。