Suggest the different non chemical weed control measures for Cyperus rotundus and Cynodon dactylon weed in organic sugarcane cultivation ?

Sugarcane crop remains in the same field for 2-3 years. Cynodon dactylon and Cyperus rotundus are the main weed of sugarcane based cropping system. Kindly suggest any non chemical weed control...

01 January 1970 2,311 10 View