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笔者于１９９７年使用除草剂氯乐灵控制园林苗圃杂草，在小面积试验成功的情况下，１９９８年进行了大面积的生产性应用。采用了试验中取得的最佳用药量和使用技术。１ 苗圃地概况苗圃土壤为中性黄壤土。地势平坦，无积水现象。有机质含量为１．６％，为多年林业苗圃，地力状
In 1997, the author used the herbicide Lonfalin to control weeds in garden nurseries. In a small area test, we conducted a large-scale productive application in 1998. Using the best dosage and technology used in the experiment. 1 Nursery Overview Nursery soil is neutral yellow loam soil. Flat, no water phenomenon. Organic matter content of 1.6%, for many years forestry nursery, ground-like