Variables

Treatments

Control

LDI

HDI

Mean

SEM

P

Total biomass (kg∙DM∙ha⁻¹)

8252^a

7774^a

6662^b

7563

470

0.013

Vegetative biomass (kg∙DM∙ha⁻¹)

5434^a

5214^a

4183^b

4944

385

0.012

Reproductive (kg∙DM∙ha⁻¹)

2818

2559

2479

2618

102

0.079

Empty pods (kg∙DM∙ha⁻¹)^a

1381^a

1258^ab

1214^b

1284

49.9

0.043

Immature pod (kg∙DM∙ha⁻¹)

414^a

374^a

296^a

361

34.6

0.268

Seed yield (kg∙m⁻²)

1007^a

917^a

961^a

962

25.9

0.459

1000 seeds (g)

1.0064^a

0.9865^a

0.9523^a

0.9817

0.0157

0.066

Harvest index (%)

12.3^a

11.8^a

14.5^b

12.8

0.81

0.010

Umbels with dehiscent pod (%)

16.1^a

19.6^a

18.1^a

17.9

1.02

0.641

Flowers (N∙umbel⁻¹)

5.3^a

5.3^a

5.8^b

5.7

0.15

0.036

Pods (N∙umbel⁻¹)

3.6^a

3.9^a

4.2^a

3.9

0.16

0.065

Seed (N∙pod⁻¹)

12.8^a

12.6^a

14.5^a

13.3

0.58

0.148

Vegetation cover (%)^b

91^a

92^a

76^b

86

5.1

0.049

PAR (%)^c

78^a

67^ab

58^b

68

5.8

0.033