Weed management in sugarcane pdf

Effect of weed management practices on sugarcane ratoon. Sugarcane is most susceptible to weed competition during the first eight to 10 weeks after cane emergence. In sugarcane cultivation the nature of weed problem is. Integrated weed management weed management in sugarcane manual 06 iwm allows a range of costeffective management techniques to be used in sequence to effectively control weeds in an environmentally responsible manner. Weed management in sugarcane, or in any crops, plays a huge role in the maximization of ones crop production. Weed control is an essential part of all crop production systems. Weed management in sugarcane using a combination of. Introduction sugarcane crop faces tough competition with weeds between 60 to 120 days of its planting which causes heavy reduction in cane yield ranging from 4067% chauhan and srivastava 2002. Chemical control, herbicides, sugarcane ratoon, weed management. The technology, contr olled all types of weed in sugarcane field. Integrated weed management, sugarcane ratoon, weed density and cane yield.

In weak and gappy cane adequate weed control is hard to achieve. Integra ted weed management technology produced 79 tha cane yield with inr 52530ha net return which w ere 30 and 48%. This publication lists procedures and specific examples of how to calibrate sugarcane sprayers. Importance of weed management in sugarcane s nijalingappa. Pdf lecture 23 of agron 503 find, read and cite all the research you need on.

A good herbicide program will help keep johnsongrass in check. Integrated weed management in sugarcane gamaya blog. Field investigations were carried out during 200912 at ladhowal centre of punjab agricultural university, ludhiana to develop effective methods of weed control for sustainable sugarcane production in subtropical india. The healthy crop stand is primary to any weed management programme in sugarcane. Weed management in sugarcane using a combination of imazapyr followed by velvet bean as a break crop. This minimises the potential for weeds to set seed in all crop phases and therefore reduces the weed seedbank. Later, during the tillering phase of the crop, manual and mechanical row. Johnsongrass control in sugarcane with asulox and envoke johnsongrass is one of the most problematic weeds found in sugarcane grown in louisiana. Weeds reduce yields by competing with crops for water, nutrients and sunlight and may directly.

In sugarcane weeds have been estimated to cause 12 to 72 % reduction. Weed management in pure crop of sugarcane wherever weed menace is higher, one line weeding along the crop row and spade digging of ridges have to be done on 30, 60 and 90 dap spray atrazine 2 kg or oxyflurofen 750 mlha mixed in 600 liters of water as pre emergence herbicide on the 3rd day of planting, using deflector or fan type nozzle fitted with knapsack sprayer. Sugarcane is the most important sugar crop in india. These production potential can be achieved by adopting better management practices of crop production. Physical control of weeds in sugarcane begins with a blind hoeing before the cane sprouts are seen above the ground. Herbicides to control weeds are essential to prevent weed competition and losses in sugarcane production. In other hand, the problem of weeding becomes more. Mechanical cultivation, application of herbicides, or the retention of postharvest residues control weeds in the sugarcane crop. Pdf management of weeds for sustainable sugarcane production. Importance of weed management in sugarcane saccharum. Study on weed control and yield of seasonal sugarcane as. Study conducted at ccs haryana agricultural univeristy regional research station, uchani, karnal.