施地佳土壤调理剂改良酸性土壤试验初报

Primary report on improving acid soil with soil conditioner Shidijia

在永安市酸性土壤进行施用施地佳土壤调理剂试验,结果表明:每667 m2施用土壤调理剂2 kg处理的土壤p H值提高0.4,全氮、速效钾含量分别增加0.15 g/kg、5 mg/kg,有机质含量增加0.06 g/kg,有效磷含量下降0.6 mg/kg;早稻增产9.82%。

A test on applying soil conditioner ＂Shidijia＂to acid soil in Yong＇an City was carried out. The results showed that applying soil conditioper 2 kg could improve the pH value by 0. 4,and increase the content of total nitrogen,available potassium and organic matter by 0. 15 g / kg,5 mg / kg and 0. 06 g / kg,respectively,but decrease the content of available phosphorus by 0. 6 mg / kg; the yield of early rice increased by 9. 82%.