17. Examine different weed management techniques in sugarcane (Saccharum officinarum L.)

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Qamarddin Jogi, Ghulam Ali Hajano, Muhammad Nawaz Kandharo Ahmed Naqi Shah, Aijaz Ahmed Soomro, Zulfiqar Ali Abbasi Mahmooda Burioro Shahla Karim Baloch Zameer Ahmed Kalwar, Naveed Ahmed Abbasi, Khalid Hussain Banglani



The study was carried out during the year 2016-17 to examine different weed management techniques in sugarcane (Saccharum officinarum L.). The experiment was laid out at Sugarcane Section, Agriculture Research Institute, Tandojam in a three replications RCBD with (8 m x 3 m) 24m2 size of plot. In current investigation the study area was made up of four weed species were recorded which included Chaff-flower, Green amaranth, Creeping thistle and Lamb's quarters. The above record of the weed flora was maintained sowing of sugarcane. The sugarcane crop treated with hand hoeing thrice resulted in 94.27 m-2 weed density, 39.33% weed reduction, 192.00 cm cane length, 2.05 cm cane girth, 6.13 tillers stool-1, 14.45 kg weight of 10 canes, 58.13 t ha-1 cane yield, 20.33% brix and 10.17% sugar recovery. The crop treated with weedy check produced 155.45 m-2 weed density, 0.00% weed reduction, 161.67 cm cane length, 1.73 cm cane girth, 2.98 tillers stool-1, 6.68 kg weight of 10 canes, 27.22 t ha-1 cane yield, 18.94% brix and 9.47% sugar recovery. It was concluded that the crop treated with Buctril M @ 3.75 kg ha-1 resulted in highest cane height, girth, density and yield.

Keywords: Management; Sugarcane; Techniques; Weed


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