Effect of Different Weed Management Practices on Growth and Yield of Direct Seeded Puddled Rice in North Eastern Zones of Tamil Nadu

The field experiment was conducted at Post Graduate Research Institute in Animal sciences Kattupakkam Tamil Nadu, India during Rabi (Oct-Mar) seasons of 2016-17 to study the effect different weed management techniques direct seeded puddled rice variety ADT 43. laid out with unpaired t test design. treatment chemical technique (pre - emergence application pretilachlor) compared two time manual (control) rice. Among techniques, significantly influenced growth and yield characters maximum plant height, number tillers /hill, grain yield, straw cost benefit ratio were recorded under Rabi. lowest control treatment.