褐煤中提取的腐植酸
Humic acid extracted from brown Coal
褐煤提取物腐植酸
Lignite extract Humic acid
含有腐植酸的吸水性树脂
HA-MA-AM superabsorbent polymer
含腐植酸钾肥
potassium fertilizer including humic acid
腐植酸叶面肥
humic acid foliar fertilizer
含腐植酸的吸水树脂
HA-MA-AM superabsorbent resin
交联腐植酸负载钯
cross-linking humic acid supported palladium catal