TY  - GEN
AU  - Sankaran, S
AU  - Subbiah, Mudaliar V T
TI  - Principles of agronomy
U1  - 630.685 SAN 
CY  - Bangalore, Bangalore printing & Publishing co Ltd
KW  - Soil formation/ Soil Temparature/ Soil organism/ soil acidity/ soil salirity/ soil alkality/ soil clssification/ soil erosion/ Tillage/ Soil moisture/ Irrigation systems/ Crop production/ Agricultural meteorology
ER  -