COTTON

Acid – Delintting of Cotton Seeds

• Use plastic bucket for acid delinting.
• Put the required quantity of fuzzy seeds in the bucket.
• Add commercial concentrated sulphuric acid @ of 100 ml per kg of fuzzy seed.
• Stir vigorously and continuously with a wooden stick for 2 to 3 minutes till the seed coat attains a coffee brown colour.
• Wash the treated seeds for 4 or 5 times with water .
• Remove the floating, ill-filled and damaged seeds .
• Drain the water completely and shade dry the delinted seeds.

• Treat the delinted seeds with Beauveria bassiana , Bacillus subtilis and Trichoderma asperellum each @ 10 g/kg of seed on the day before sowing, to protect against sucking pests and soil borne diseases.
• Treat the seeds with TNAU Vidhai Amirtham @ 11 ml / kg of seeds for enhancing germination and seedling vigour, at the time of sowing.
OR
• Treat the seeds required for one acre with carrier based biofertilizer formulations viz.,Azospirillum, Phosphobacteria (or) Azophos and Silicate solubilizing bacteria (SSB) each @ 400 g or 50 ml of liquid formulation , using rice gruel , 30 minutes before sowing and shade dry