1. Centre for Agricultural Nanotechnology, Tamil Nadu Agricultural University, Coimbatore, 641003, India
2. Anbil Dharmalingam Agricultural College, Tamil Nadu Agricultural University, Trichy, 620027, India
3. Agricultural research station, Tamil Nadu Agricultural University, Bhavanisagar, 638451, India
4. Department of Soil Science & Agricultural Chemistry, Tamil Nadu Agricultural University, Coimbatore, 641003, India