Effect of Blended NPSB and Nitrogen Application rates on Growth, Yield, and Yield Components of Bread Wheat (Triticum aestivum L.) at Gitilo Dale Research Site of Wallaga University, Western Ethiopia

Table 7

Interaction effects of NPSB and nitrogen fertilizer rates on above-ground biomass yield, grain yield, straw yield, and harvest index.

Treatments		Aboveground biomass yield (kg ha^−1)	Straw yield (kg ha^−1)	Grain yield (kg ha^−1)	Harvest index (%)
NPSB (kg ha^−1)	N (kg ha^−1)
0	0	5690^l	3309.5^h	2381.0^k	41.77^cd
0	31.1	7077^k	3890.9^g	3185.9^j	44.97^b
0	71.65	8190^j	4805.7^e	3384.3^ij	41.32^cd
0	112.2	8367^hi	4746.7^e	3620.6^ghi	43.27^bc
100	0	8263^ij	4715.8^e	3547.3^hi	42.93^bc
100	31.1	8484^h	4437.4^f	4046.2^ef	47.69^a
100	71.65	9771^f	5684.7^d	4086.2^def	42.17^cd
100	112.2	10297^e	6169.8^c	4127.3^def	40.08^d
150	0	9367^g	5476.8^d	3890.2^fg	41.53^cd
150	31.1	10523^d	6367.5^c	4155.6^def	39.49^d
150	71.65	10617^d	6264.9^c	4352.4^cde	40.99^cd
150	112.2	10839^c	6340.9^c	4498.4^c	41.49^cd
200	0	9398^g	5554.8^d	3842.9^fgh	40.89^cd
200	31.1	10524^d	6151.4^c	4373.0^cd	41.55^cd
200	71.65	11829^b	7003.8^b	4825.4^b	40.78^cd
200	112.2	12481^a	7298.4^a	5182.5^a	41.50^cd
Lsd (5%)		159.20	245.77	320.96	3.96
CV (%)		1.01	2.67	4.85	4.85

The same letters that are superscripted are statistically equivalent at the 5% level of significance. Least significant difference (LSD) and CV = the coefficient of variance. NPSB = blend of nitrogen, phosphorus, sulphur, and boron.