Nitrogen Parameters is the Manufacturer and International supplier of Leaf Colour Chart (LCC) certified by International Rice Research Institute (IRRI) since 2002. The National Rice Research Institute (NRRI - ICAR) Cuttack, Indian Institute of Rice Research (IIRR - ICAR) Hyderabad, Punjab Agricultural University (PAU) Ludhiana, Tamilnadu Agricultural University (TNAU) Coimbatore & University of Agricultural Sciences (UAS) Raichur have also collaborated with Nitrogen Parameters. We have supplied 6.5 lakhs LCCs to IRRI / PhilRice & around 8 lakhs LCCs to Dept. of Agriculture / TNAU Tamilnadu. Large quantities of LCCs have also been supplied to Dept. of Agriculture Haryana, Andhra Pradesh, Uttar Pradesh, Bihar, Jharkhand, Kerala, Odisha, K...