Keys to soil taxonomy by soil survey staff Fourth ed.

Keys to soil taxonomy by soil survey staff Fourth ed. prepared by Crop and Soil Environmental Sciences Department, Virginia Polytechnic Institute and State University, Blacksburg, Virginia, USA - [Fourth Edition] - Virginia, USA Virginia Polytechnic Institute and State University 1990 - 422p. 23 cm

SMSS Technical Monograph No. 19

0929900014


Soil--Taxonomy