Incidence of Earlier Invaded Weed Species in Rajnandgaon District of Chattisgarh
2015
Gupta, Shweta | Singh, Supriya
Rainandgaon district was surveyed to know the present weed flora and invasion of any re-surging or alien weed species in the region. 4 blocks and 164 villages during kharif and 10 blocks and 193 villages during rabi seasons were covered during 2009–10 in Rainandgaon district. Survey was done in cropped area, non-cropped area and garbage area. Cyperus iria in rice and Argemone maxicana in gram registered highest Importance Value Index (IVI) during kharif and rabi seasons respectively. However, in non-cropped area, Achyranthes aspera during kharif and Parthenium hysterophorus during rabi registered highest IVI. Amaranthus spinosus during kharif and Argimone maxicana during rabi registered highest IVI in garbage area.
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