Table 4: Average above ground dry matter (ADM40, ADM55 and ADM77), filled and unfilled grains per ear, grain and straw dry matter, and 1000-grain weight under municipal waste water irrigation with five fertility levels (F0, F1, F2, F3 and F4) at two locations in Mymensingh peri-urban area in Bangladesh.

Treatment

ADM40

(t ha-1)

ADM55

(t ha-1)

ADM77

(t ha-1)

Filled grains

(no./ear)

Unfilled grains

(no./ear)

Grain dry matter

(kg m-2)

Straw dry matter

(kg m-2)

1000-grain weight

(g)

Fertilizer

F0

0.31b

1.77b

4.56c

120a

37b

1.01a

0.71b

21.2a

F1

0.37ab

2.55ab

6.26bc

113a

40b

1.03a

0.74b

20.6a

F2

0.38ab

3.24a

7.88ab

118a

45b

1.01a

0.73b

21.1a

F3

0.41ab

3.25a

7.82ab

123a

37b

1.19a

0.86ab

21.3a

F4

0.48a

3.41a

8.45a

1260a

63a

1.26a

0.91a

20.6a

Experiment

Exp 1

0.58b

3.88b

0.58b

102b

26b

0.90b

0.63b

20.8a

Exp 2

5.11a

10.11a

5.11a

1382a

63a

1.30a

0.95a

21.1a

Common letter(s) within the same column do not differ significantly at 5% level of significance (p ≤ 0.05).

Note: The five fertility levels were: F0: No fertilizer, F1: 25% of recommended fertilizer dose, F2: 50% of recommended fertilizer dose, F3: 75% of recommended fertilizer dose, and F4: Recommended fertilizer dose. The above ground dry matter was measured at 40, 55 and 77 days after transplanting.