Just be trimmed lawn grass , if weeds have been a lot of pruning , you need to wait until the weeds grow enough leaf area before garden pressure sprayers spraying , or due to weed leaf area is too small, difficult to demonstrate the herbicidal effect .
Try not closed herbicides in the sand , sandy loam, no barren soil nutrient use . After sowing herbicide use , there are four conditions : seed casing ; very moist soil ; water consumption ; spray down the line .
Turfgrass injury occurred after the remedy. Principles: early to save , the sooner the better, and apply only to the suction -type herbicides. Within four days after the drug timely spraying Brassinolide ( GA , sodium nitrophenolate ) + a small amount of potassium dihydrogen phosphate + urea + speed rooting amount, repeat spraying interval of 4 days or so , basically able to completely detoxify. Regulator and fertilizer hand sprayer spraying over the main role is to provide increased seedling plant growth promoting safety.
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