Soil, plant, water and fertilizer analysis`
GUPTA, P. K.
Soil, plant, water and fertilizer analysis` - Jodhpur 2006 - 438p.
AGRICULTURAL CHEMISTRY
AGRICULTURAL CHEMISTRY
630.24 G96S
Soil, plant, water and fertilizer analysis` - Jodhpur 2006 - 438p.
AGRICULTURAL CHEMISTRY
AGRICULTURAL CHEMISTRY
630.24 G96S