The present invention relates to a method of controlling plants or inhibiting plant growth which comprises applying to the plants or to the locus thereof a herbicidally effective amount of a compound of formula (I) wherein R1, R2, R3, R4 and R5 are as defined in claim 1; or a salt or TV-oxide thereof. Furthermore, the present invention relates to processes for preparing compounds of formula (I), to intermediates used in the preparation of compounds of formula (I), to herbicidal compositions comprising compounds of formula (I) and to certain novel pyridopyridines.
本发明涉及一种控制植物或抑制植物生长的方法,其包括向植物或其所在位置施加式(I)化合物的除草有效量,其中R1、R2、R3、R4和R5如权利要求1所定义;或其盐或TV-氧化物。此外,本发明还涉及制备式(I)化合物的过程,用于制备式(I)化合物的中间体,包含式(I)化合物的除草组合物以及某些新型
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