用于杉木幼林抚育的化学除草剂配方优化研究

Optimum Formulates of Chemical Herbicides Applied in Young Chinese fir Plantation for Weed Control

在福建南平峡阳国有林场的当年造杉木幼林地上 ,应用多目标决策方法对 1 2种用于杉木幼林抚育的化学除草剂配方进行综合评价 ,结果表明 :处理 9(在 5月份进行穴状锄草后 ,用 1 5%林草净 0 .5m L· m-2 +1 0 %草灌净 0 .3m L·m-2 +红土 30 g·m-2 的配方穴状撒施 ,每穴施药面积 1 m2 )的综合效益最好 ,其次为处理 1 0 (在 5月份进行全面锄草后 ,用 1 0 %草灌净0 .1 5m L·m-2 +水 30 m L·m-2的配方全面喷施 ) 。

In Xianyang State Forest Farm, Nanping, Fujian, comprehensive value of 12 formulates of chemical herbicides applied in young Chinese fir plantation for weed control were determined by multi objective decision method The results showed that treatment 9 had the highest comprehensive value, and treatment 10 had the second highest comprehensive value They are suitable for widely applying in most of the young Chinese fir plantation with similar conditions