Effect of Spacing and Different Levels of Phosphorus on Growth and Yield of Malepatan-1 Variety of Cowpea (Vigna unguiculata (Linn.) Walp.) in Dang District, Nepal

Table 8

Effect of phosphorus and spacing on total yield of cowpea.

Treatment	Yield (t/ha)
Spacing (cm)
15 × 30	1.10^a
30 × 30	0.93^a
45 × 30	0.85^a
LSD	—
CV (%); F test	38.71; NS
Phosphorus (kg/ha)
20	0.84^b
40	0.99^a
60	1.05^a
LSD	0.14
CV (%)	14.26
F test	0.019
Interaction	0.004
Grand mean	0.96

Treatments means followed by the same letter(s) within the column are nonsignificantly different among each other at 5% level of significance. LSD, least significant difference; CV, coefficient of variation; NS, nonsignificant. Source: R Core Team [17]. Significant at the 0.05 level, Significant at the 0.01 level.