合成土壤改良剂
synthetic soil conditioner
江苏省垦区水利土壤改良研究所
Institute of soil reform with water resources in Jiangsu reclamation area
人造土壤改良剂
manufactured soil conditioner
酸性土壤改良
Reclamation of acid soils
acid soil improvement
Soil amendment
土壤改良化学品
soil-conditioning chemical
土壤改良技术
soil amelioration techniques
土壤改良剂
Soil amendment
soil amendments
soil conditioners
soil modifier
Soil conditioner
soil ameliorant
Soil improving agent
ameliorant
Soil amender
soil improvement agent
Soil amendants
soil improvement
saline and alkaline land amelioration
soilamendment
Soil-improving agent
YNEC soil-improvement
PAM
super absorbent polymer