The paper introduced the chemical weeding technology in forest nursery, including the selection of herbicide kinds and formulation, application time and methods.

文章介绍了林业苗圃化学除草技术，包括针、阔叶树种苗木及不同苗期除草剂的种类、配方选择，作业时间，施药方法等。

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Nicosulfuron is an important herbicide suitable for corn field. This paper discussed the formulation of nicosulfuron and some problems of its application in China.

烟嘧磺隆是玉米田重要除草剂品种，在我国迅速生产并大面积应用。本文就其剂型加工及使用中的若干问题加以论述。

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Persistence of the herbicide in the mud was irrespective of formulation.

除草剂在底泥中的持久性与剂型无关。

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But participants fell short in their efforts to require more information and consent among nations trading in a construction material, Chrysotile asbestos, and a formulation of the powerful herbicide, Paraquat, despite support from most of the 169 nations represented at the two-week U.N. summit.

NPR: Nations Agree To New Chemical Ban, Export Controls