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东北三省第三届杂草科学学术讨论会于1988年8月15日至20日在大连市召开,会议对农田杂草防除的一些理论与实践问题进行了探讨,现将有关内容报导如下。一、理论研究进展 1.拿捕净(稀禾啶)在土壤中残留规律的研究
The Third Northeast China Weed Science Symposium was held in Dalian City from August 15 to August 20, 1988. The meeting discussed some theoretical and practical issues of farmland weed control. The relevant contents are reported as follows. First, the progress of theoretical research 1. Capture net (dilute thiophene) in the soil residual law research