TY  - BOOK
AU  - "Mortvedt, J.J., Giordano, P.M. & Lindsat, W.L., Eds."
TI  - "Micronutrients in Agriculture: Proceedings of the symposium held at Muscle Shoals, Alabama, April 20-22, 1971."
U1  - 631.81.095.337(082.2)   L2 
PY  - 0000///U.S.A
CY  - 1972
PB  - Soil Science Society of America
ER  -