. 2020 Mar 27;8:e8475. doi: 10.7717/peerj.8475

Table 6. Variations in fertilizer use and recovery efficiency in sweet pepper as influenced by foliar application of salicylic acid under salinity stress (n = 3).

Values in column sharing same superscript letter(s) do not differ at p = 0.05 according to LSD test.

Salicylic acid(mM)	Agronomic nutrient use efficiency (g g⁻¹FW )			Recovery efficiency(%)
	Nitrogen	Phosphorus	Potassium	Nitrogen	Phosphorus	Potassium
0	54 ± 0.38^f	99 ± 0.69^f	89 ± 0.62^f	33.6 ± 1.94^c	21.9 ± 0.37^d	42 ± 3.05^c
0.05	67 ± 3.63^e	121 ± 6.65^e	109 ± 5.90^e	34.5 ± 0.55^c	22.5 ± 0.15^cd	44 ± 2.14^c
0.1	89 ± 1.15^c	162 ± 2.07^c	145 ± 1.86^c	40.2 ± 0.49^bc	24.3 ± 0.22^bc	50 ± 1.93^bc
0.2	117 ± 2.13^a	212 ± 3.84^a	190 ± 3.46^a	44.8 ± 1.20^ab	26.1 ± 0.25^b	57 ± 2.06^b
0.3	100 ± 0.92^b	181 ± 1.66^b	163 ± 1.49^b	50.8 ± 0.267^a	29.7 ± 0.48^a	69 ± 3.35^a
0.4	79 ± 2.26^d	144 ± 4.73^d	129 ± 4.25^d	36.8 ± 4.19^c	24.3 ± 0.156^bc	50 ± 6.93^bc
0.5	37 ± 3.42^g	68 ± 6.18^g	61 ± 5.56^g	10.3 ± 1.02^d	12.9 ± 0.32^e	10 ± 1.08^d
0.6	22 ± 1.51^h	40 ± 2.73^h	36 ± 2.46^h	7.3 ± 0.35^d	9.6 ± 0.30^f	−2 ± 1.17^d