Consult the chemical manufacturer or your local agricultural representative before herbigating. The amount of irrigation water required to incorporate the herbicide will depend upon the water holding capacity of the soil, soil moisture status at the time of herbigation and the desired incorporation depth. Always read product labels before applying herbicides. Herbigation should not be carried out without having the proper safety systems in place. Herbicide Residues Click to expand.
Potatoes are sensitive to the residues of certain herbicides.
Recropping restrictions are included on the product labels and in the current Manitoba Agriculture and Food's Guide to Crop Protection . Growers planning to lease land should obtain herbicide records for the past five years to ensure that no residue restrictions apply. Growers planning to lease land should obtain herbicide records for the past five years to ensure that no residue restrictions apply. In addition to herbicide residues in the soil, growers also need to be concerned about herbicide residues inside sprayer equipment. Spray equipment should always be rinsed when changing chemicals and before spraying susceptible crops.