TY  - BOOK
AU  - Black,C.A.(Charles Allen).
TI  - Methods of soil analysis: physical and mineralogical properties including statistics of measurement and sampling 
T2  - Agronomy
AV  - S593 M484
PY  - 1965///
CY  - Madison, Wisconsin
PB  - American Society of Agronomy
N1  - Sponsored jointly by the American society of Agronomy and American Society for Testing and Materials; Incluye bibliografia
ER  -