GUPTA, I C YADUVANSHI, N P S
STANDARD METHODS FOR ANALYSIS OF SOIL PLANT AND WATER - JODHPUR, SCIENTIFIC PUBLISHERS 2012 - pages 224
CHEMICAL ANALYSIS
GENERAL CONSIDERATIONS
SOIL/WATER SAMPLING PROCEDURES
631.4 GUP/ST
STANDARD METHODS FOR ANALYSIS OF SOIL PLANT AND WATER - JODHPUR, SCIENTIFIC PUBLISHERS 2012 - pages 224
CHEMICAL ANALYSIS
GENERAL CONSIDERATIONS
SOIL/WATER SAMPLING PROCEDURES
631.4 GUP/ST