连续施用土壤改良剂对沙质潮土肥力及活性有机碳组分的影响
周吉祥,张贺,杨静,李桂花,张建峰

Effects of Continuous Application of Soil Amendments on Fluvo- Aquic Soil Fertility and Active Organic Carbon Components
ZHOU JiXiang,ZHANG He,YANG Jing,LI GuiHua,ZHANG JianFeng
表1 供试改良剂基本理化性质
Table 1 Basic physical and chemical property of test amendments
含水量
Water content (%)
SOC
(g·kg-1)
TN
(g·kg-1)
TP
(g·kg-1)
pH TK
(g·kg-1)
有机改良剂
Organic amendment
13.2 73.74 14.7 21.05 7.75 22.88
CEC
mol/100g
吸水率
(%)
比表面积
(m2·g-1)
TN
(mg·kg-1)
TP
(mg·kg-1)
pH TK
(mg·kg-1)
无机改良剂
Inorganic amendment
2196 202 369 68.5 82.3 8.40 10.55