grown rate
10.In order to reduce the cost of the mowing lawn grass,the experiment on the chemical control technology application to the lawn grass was conducted in 2005.uniconazole at 25,50 and 75 mg/L,chlormequat at 200,300 and 400 mg/L,mepiquqt at 200,300 and 400 mg/L,B9 at 200,300 and 400 mg/L were sprayed on ryegrass grown in pats and their effects on growth rate and quality of ryegrass were investgated.

