Implementation and Use of Green Manures for Weed Suppression in Sequential Maize Cropping
Table 1
Comparison of averages for green mass of weeds (GMW) and weed suppression (WS) (Mg·ha−1) at 60 and 90 days after sowing (DAS) of green manure.
Treatments
GMW (Mg·ha−1)
WS (Mg·ha−1)
60 DAS
90 DAS
60 DAS
90 DAS
T1 Canavalia ensiformis
2.58 b
4.57 b
1.94 b
4.57 b
T2 Cajanus cajan
2.58 b
4.53 b
1.94 b
4.61 b
T3 Stizolobium pruriens
2.63 b
4.42 b
1.89 b
4.72 b
T4 Crotalaria juncea
2.69 b
4.03 ab
1.83 b
5.11 ab
T5 Phaseolus vulgaris
2.18 ab
3.36 a
2.33 ab
5.79 a
T6 Stizolobium trigre
2.50 b
3.64 ab
2.01 b
5.50 ab
T7 Stizolobium aterrimum
1.59 a
3.34 a
2.93 a
5.80 a
T8 Crotalaria retusa
2.40 b
3.70 ab
2.12 b
5.44 ab
T9 Crotalaria breviflora
2.36 b
4.45 b
2.15 ab
4.69 b
T10 Dolichos lablab
2.65 b
3.82 ab
1.87 b
5.32 ab
T11 Conventional system
4.52 c
9.15 b
OA:
2.61
4.45
2.10
5.16
CV (%):
11.47
8.82
15.49
8.31
LSD (5%):
0.73
0.96
0.78
1.03
Unequal letters differ from each other statistically by Tukey’s test at 5%. OA: overall average; CV (%): coefficient of variation; LSD (%): least significant difference.
