国家/地区 中国（4）
IPC部 C（4）
IPC大类 C05（4） C01（2）
IPC小类 C05G（4） C01B（2）
IPC C05G003/40（4）
发明人
公开年 2020（4）
申请年 2020（3） 
专利权人

Slow-release fertilizer comprises coating material comprising graphene oxide and active humic acid, core material comprising porous carboxymethyl starch, potassium dihydrogen phosphate and ammonium nitrate and crosslinking agent.

GU X

Preparing long-acting water-soluble iron fertilizer suitable for acid soil, involves mixing graphene oxide and soluble ferrous salt in solution system and co-precipitating under alkaline conditions to obtain composite product, and oxidizing.

LIU Y, HE D, XU M, LI P, WANG Y, TAN D, LIU S, CHEN J, GONG W

Oxygen fertilizer useful as soil improver for promoting plant photosynthesis and stimulating crop growth, prepared using urea, amino acids, graphene, humic acid, biochar, hydrogen peroxide and trace element solution.

LV J

Graphene synergistic biological nano-selenium biological bacterial fertilizer comprises micro-nano biological bacterial fertilizer, biological nano-selenium, and graphene nano-materials.

CHEN X, WENG Y, CHEN Z, LIN Q, WENG R