Wheat (Triticum aestivum L.) Yield and Yield Components as Influenced by Herbicide Application in Kaffa Zone, Southwestern Ethiopia

Table 7

Effect of treatments on yield component of wheat in 2020 main cropping season.

Treatments	Total no. of tillers (m^−2)	Productive tillers (m^−2)	No. of grains spike^−1	1000-grain weight (g)
0.5 kg ha^−1 2,4-D amine salt + one HW	262.0^hi	227.0^i	38.77^jk	34.27^hi
1 kg ha^−1 2,4-D amine salt + one HW	283.0^fgh	265.0^fgh	39.87^ij	34.32^h
1.5 kg ha^−1 2,4-D amine salt + one HW	317.0^cde	282.0^d-g	47.83^fg	37.11^ef
0.4 kg ha^−1 pyroxsulam + one HW	271.0^ghi	247.7^hi	42.19^hi	35.32^gh
0.5 kg ha^−1 pyroxsulam + one HW	336.0^bcd	311.0^bcd	54.73^cd	38.06^cde
0.6 kg ha^−1 pyroxsulam + one HW	331.7^bcd	296.0^c-f	50.77^ef	37.28^de
0.5 kg ha^−1 clodinafop-propargyl 6% + fluroxypyr 12% + one HW	284.7^fgh	250.3^ghi	42.11^hi	34.88^gh
0.75 kg ha^−1 clodinafop-propargyl 6% + fluroxypyr 12% + one HW	343.7^bc	301.3^cde	51.83^de	38.31^bcd
1 kg ha^−1 clodinafop-propargyl 6% + fluroxypyr 12% + one HW	349.3^b	320.7^bc	57.90^b	39.40^b
1 kg ha^−1 2,4-D amine salt	248.7^i	222.0^i	36.33^k	33.14^i
0.75 kg ha^−1 clodinafop-propargyl 6% + fluroxypyr 12%	294.0^efg	267.0^fgh	44.27^h	35.75^g
0.5 kg ha^−1 pyroxsulam	304.7^def	269.7^e-h	47.27^g	35.96^fg
Two HW 30 and 45 days after emergence	358.0^ab	333.7^b	56.93^bc	38.98^bc
Weed-free check	386.3^a	367.3^a	61.40^a	41.92^bc
Weedy check (unweeded)	172.7^j	149^j	31.60^i	31.90^j
LSD (5%)	31.89	31.97	2.99	1.15
CV (%)	6.30	6.98	3.80	1.88

Means followed by the same letter are not significantly different at 5% level of significance. CV, coefficient of variation; LSD, least significant difference; HW, hand weeding.