00494nam a22001457a 4500020002200000082001000022100002300032245001500055260002800070300000800098500005300106520012100159650004500280700002300325  a978-81-272-4033-2  a631.8  aRanjan Kumar Basak  aFERILIZERS  aLudhianabKalyanic1999  a498  aFertilizer Testing Nitrogen Phosphorus Potassium  aThis book has been divided in to five parts and it involve manufacturing process of fertilizers and their properties  aFertilizer Testing ,Nitrogen ,Phosphorus  aRanjan Kumar Basak