TY  - BOOK
AU  - Weaver
TI  - Methods of soil analysis Part 2. Microbiological and biochemical properties
T2  - Soil Science Society of America Book Series 5
U1  - 631.42:631.427.1 
PY  - 1994///
CY  - U S A
PB  - Soil Science Society of America
KW  - Dinitrogen fixation
KW  - DNA fingerprinting
KW  - RFLP analysis
KW  - Soil sampling
KW  - Soil strilization
ER  -