Abstract
A field experimented was conducted at Agricultural Research Farm, Institute of Agricultural Sciences, Banaras Hindu University, Varanasi, Uttar Pradesh during spring season of 2018-19 and 2019-20 to study the effect of different herbicide combinations with allelopathic plant extracts on physiological character of sugarcane. The results reveals that the physiological characters of sugarcane namely number of physiologically active leaves, leaf area index and chlorophyll content (SPAD value) were failed with application of different herbicide combination with allelopathic plant extracts during both the years of study. However, maximum values was observed in weed free (3 hand weeding at 30, 60 and 90 DAP) during both the years.
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