TY  - BOOK
AU  - Qian,P.
AU  - Schoenau,J.J.
AU  - Greer,K.J.
AU  - Liu,Z.
TI  - Assessing plant-available potassium in soil using cation exchange membrane burial
UR  - https://drive.google.com/file/d/1dmdB6NtSPH2LMudm1bMRDVuJPR1oHU8C/view?usp=drivesdk
ER  -