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 5

Effect of phosphorous, spacing, and their interaction on pod length of cowpea.

Treatment	Pod length of cowpea
	70 DAS	85 DAS	100 DAS
Spacing (cm)
15 × 30	19.60^a	19.55^a	20.44^a
30 × 30	18.93^ab	18.68^a	19.52^a
45 × 30	17.95^b	20.24^a	20.07^a
LSD	—	—	—
CV (%); F test	6.46; NS	10.19; NS	7.54; NS
Phosphorus (kg/ha)
20	18.73^a	18.60^b	19.12^b
40	18.82^a	19.55^ab	19.75^ab
60	18.93^a	20.33^a	21.16^a
LSD	—	1.24	1.46
CV (%)	8.27	6.22	7.13
F test	NS	0.032	0.03
Interaction	NS	NS	NS
Grand mean	18.82	19.49	20.01

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.