M J Shaffer

M J Shaffer is the author of "Root Zone Water Quality Model", "Modeling Carbon and Nitrogen Dynamics for Soil Management" and "An User's Guide to Ntrm, a Soil-Crop Simulation Model for Nitrogen, Tillage, and Crop-Residue Management (Classic Reprint)".

Books by M J Shaffer

Modeling Carbon a...
Hansen, S.
Digital: $57.95

An User's Guide t...
Shaffer, M. J.
Hardback: $26.23

Root Zone Water Q...
Ahuja, Lajpat
Paperback: $94.00

An User's Guide t...
Shaffer, M. J.
Paperback: $9.57