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 9

Interaction table for total yield of cowpea (t/ha).

Interaction (spacing × phos)	Total yield (t/ha)
15 × 30 : 20	0.82^cd
15 × 30 : 40	1.41^a
15 × 30 : 60	1.08^b
30 × 30 : 20	0.88^bcd
30 × 30 : 40	0.86^bcd
30 × 30 : 60	1.08^b
45 × 30 : 20	0.83^bcd
45 × 30 : 40	0.72^d
45 × 30 : 60	1.02^bc

Different superscript letters are used to compare whether these interactions are statistically distinct or not.