Formulas and tables for point-sampling in forest inventory: Part I : English sys
Wilson, D.A., Robbins, W.C.
Formulas and tables for point-sampling in forest inventory: Part I : English sys - Orono 1969 - 186 p. - No. 671; Maine Agricultural Ex .
Formulas and tables for point-sampling in forest inventory: Part I : English sys - Orono 1969 - 186 p. - No. 671; Maine Agricultural Ex .