| 释义 |
simazine|ˈsɪm-, ˈsaɪməziːn|
Formerly also -in |-ɪn|. Also with capital initial.
[f. sim- (ad. symmetric a.) + triazine.]
A colourless crystalline compound, 2-chloro-4,6-bis(ethylamino)-1,3,5-triazine, C7H12N5Cl, which is a selective weedkiller applied as an emulsion or wettable powder.
1956Proc. 13th Meeting N. Central Weed Control Conf. 57/1 During 1956, an experimental herbicide..designated as Simazin, was released to experiment stations for test purposes. 1957Chem. Abstr. LI. 9995 The herbicides CMU..and Simazine..are used..to prevent weed growth in grafting vineyards after the spring weeding. 1958Times 10 Nov. 19/2 Another chemical on which interest is focused is Simazin..which kills a wide range of weeds. 1971Ideal Home Apr. 120 Keep it weed free with an annual application of a simazine weedkiller like Weedex before weeds appear. 1978Financial Times 2 Dec. 13/3 Rose beds kept clear of weeds by small annual applications of simazine. |