TY - BOOK AU - Tahir Ali AU - Narayan, Sumati TI - Manual of soil, plant and water analysis SN - 8170355931 U1 - 631.433 21st ed. PY - 2009/// CY - Delhi PB - Daya Publishing KW - Plants-Analysis KW - Soils-Analysis KW - Soils-Testing KW - Water-Analysis N1 - 187-96 includes index ER -