Nodulation, Growth, and Yield of Soybean (Glycine max L. Merrill) as Affected by Bio-, Organic, and Inorganic NPSB Fertilizers, and Lime in Assosa Zone, Western Ethiopia

Table 3

Interaction effects of biofertilizer, organic fertilizer, lime, and inorganic fertilizer on total nodules, effective nodules, and nodule fresh weight of soybean at both locations and years in Assosa Zone, Western Ethiopia.

Treatment combinations

Assosa

Bambassi

Biofertilizer

Organic fertilizer

Lime

Inorganic fertilizer

ENNP

LAI

GY

ENNP

LAI

GY

2019

2020

2019

2020

2019

2020

2019

2020

2019

2020

2019

2020

B1

M1

L1

F1

1.33^j

2.33^i

2.41^h

2.20^j

1271.52^de

1262.52^h

1.67^g

2.00^g

2.49^g

2.54^h

1183.20^e

1208.32^e

F2

3.33^ih

3.33^hi

3.74^ed

4.07^f

1855.03^b

1908.03^d

2.67^g

3.67^gf

4.92^ecd

5.77^d

1894.40^bc

1946.73^c

L2

F1

1.67^ij

2.67^hi

2.58^gh

2.53^i

1224.30^e

1285.97^h

1.67^g

2.00^g

2.99^g

2.94^h

1183.20^e

1109.41^e

F2

4.33^h

4.33^hi

3.93^ced

4.26^f

1862.77^b

1920.11^d

2.67^g

3.67^gf

4.98^ecd

5.83^d

1894.50^bc

2013.52^c

M2

L1

F1

2.00^ij

3.00^hi

2.67^gh

2.72^i

1329.00^de

1265.33^h

2.00^g

2.67^g

3.00^g

3.15^h

1405.60^e

1408.12^d

F2

4.33^h

6.67^hg

4.28^cb

5.38^d

1922.97^b

1993.97^d

3.67^g

5.00^gf

5.97^ba

7.27^b

2004.30^bc

2078.57^c

L2

F1

3.00^ihj

4.00^hi

3.00^fg

3.28^hg

1476.97^dc

1503.97^f

2.00^g

2.67^g

4.37^ef

4.94^ef

1438.90^e

1429.71^d

F2

6.33^g

9.00^g

4.38^cb

5.88^c

1944.03^b

2016.03^d

4.33^g

6.33^f

5.21^bcd

6.61^c

2007.04^bc

2080.83^c

B2

M1

L1

F1

17.67^f

19.67^f

2.94^fgh

3.06^h

1414.63^dce

1390.30^g

13.67^f

14.67^e

3.86^f

4.11^g

1475.90^de

1487.05^d

F2

29.00^c

34.00^c

4.22^cbd

4.83^e

2417.00^a

2494.00^c

21.00^dc

28.00^c

5.35^bcd

6.85^cb

2526.80^a

2614.40^ba

L2

F1

19.67^e

21.67^ef

2.98^fg

3.11^h

1474.00^dc

1485.00^gf

15.33^fe

16.33^e

4.26^ef

4.84^f

1475.90^de

1487.16^d

F2

31.33^b

36.33^c

4.33^cb

5.63^dc

2430.38^a

2509.38^c

22.33^c

29.33^c

5.31^bcd

6.81^cb

2473.20^a

2560.97^b

M2

L1

F1

21.67^d

24.67^ed

3.07^fg

3.58^g

1627.08^c

1676.08^e

17.67^e

19.67^d

4.57^efd

5.51^ed

1845.60^dc

1900.15^c

F2

39.33^a

48.33^b

4.63^b

6.63^b

2623.07^a

2746.07^a

36.00^b

45.00^b

6.59^a

8.29^a

2276.60^ba

2783.94^a

L2

F1

23.00^d

26.00^d

3.45^fe

4.17^f

1634.00^c

1685.00^e

18.33^de

21.33^d

4.59^efd

5.53^ed

1845.50^dc

1900.08^c

F2

40.67^a

52.67^a

5.53^a

7.50^a

2530.13^a

2632.13^b

49.33^a

58.33^a

5.45^bc

7.35^b

2563.80^a

2671.21^ba

Sig. difference

SE (d) ±

2.76

3.32

0.18

0.31

92.62

99.84

2.66

3.21

0.22

0.33

91.60

106.62

CV (%)

4.68

8.58

6.09

3.14

4.93

2.44

9.79

8.92

6.83

4.77

8.52

4.20

Means within a column followed by the same letter(s) are not significantly different; B1 = without biofertilizer, B2 = SB12 + MAR1495 biofertilizers; M1 = without fresh cattle manure; M2 = fresh cattle manure at 10 t ha⁻¹; L1 = without lime; L2 = lime at 5  t ha⁻¹; F1 = NPSB at 9.5-23-3.5-0.05; F2 = NPSB at 19-46-7-0.1; ENPP = effective nodules per plant; LAI = leaf area index; GY = grain yield;  = highly significant at ; CV = coefficient of variation; SE = standard error.