Table 4: Effect of N and P fertilization on total and marketable bulb yield of onion.

Fertilizer levels Total Yield (t ha-1)
P2O5 (kg ha-1)
N (kg ha-1) 0 46 92 138
0 24.80k 25.95ijk 27.96ghi 25.30jk
34.5 26.73hijk 29.10fgh 29.46fg 28.64gh
69 27.84ghij 31.38def 29.71efg 34.35bc
103.5 29.51fg 32.73cd 35.61ab 37.94a
138 31.50def 32.19cde 35.86ab 37.82a
F-test ***
LSD 2.632
CV (%) 7.4
Marketable yield(t ha-1)
P2O5 (kg ha-1)
N (kg ha-1) 0 46 92 138
0 21.98k 23.83jk 26.84fghi 22.83K
34.5 24.43ijk 26.65ghi 26.12ghij 25.61hij
69 24.48ijk 28.22efgh 28.08efgh 31.15bcd
103.5 24.97cdef 29.65cde 32.24abc 34.60a
138 28.69defg 27.65efgh 32.09abc 33.06ab
F-test ***
LSD 2.772
CV (%) 8.6

Means with the same letter within a column are statistically non-significant at P ≤ 0.05 according to Fisher’s LSD.