Classification of Micronutrients, Multi-micronutrients, Plant Growth Regulators and Fertilizers By CA Satbir Singh | April 9, 2016 0 Comment (Last Updated On: April 9, 2016) Central Excise1022/10/2016-CX06-04-2016 Regarding classification of Micronutrients, Multi-micronutrients, Plant Growth Regulators and Fertilizers