酚醛-腐植酸树脂
Phenol Formaldehyde-humic Acid Resin
腐植酸的测定
determination of humic acids
腐植酸番茄专用底肥
humic acid tomato special base fertilizer
tomato special fertilizer containing humic acid
腐植酸肥料
Humic acid fertilizer
humic acid-containing fertilizer
fertilizer of HA(humic-acid
hymic acid fertilizer
腐植酸复合肥
Humic acid fertilizer
Humic acid compound fertilizer
HA compound fertilizer
Humate compound fertilizer
KeywordHA compound fertilizer
腐植酸复混肥
Humic acid compound fertilizer
compound fertilizer based on humic acid
腐植酸共聚物
humic acid copolymer
Humic acids graft copolymer
腐植酸化肥缓释剂
fertilizer contained dose