The number of weed species occurred and population size of each weed species depended directly on the managementof the turf, whereas the turf location played the secondary effects on the weeds.
其中，地理位置是草坪杂草分布差异的间接原因，杂草种类的多少及每种杂草的数量与管理水平有直接的关系。
2
Preventing the spread ofweeds is an important part of weed management.