Table 1 Summary of the soybean yield gain results, authors, country, environments (E) and/or seasons (S), latitude, years of breeding period (BP), maturity group (MG), number of cultivars (n), and yield gain (YG).

From: Changes in soybean cultivars released over the past 50 years in southern Brazil

Authors

Country

E/S

Latitude

BP

MG

n

YG (kg ha−1 yr−1)

Boehm Jr. et al. (2019)23

USA

 

80

V to VII

 

13.7

Fox et al. (2013)5

USA

6

From 41.8°N to 37.4°N

85

II to IV

130

22.8

Koester et al. (2014)6

USA

1

40°N

84

24

26.5

Rincker et al. (2014)7

USA

41

85

II to IV

168

29

Suhre et al. (2014)24

USA

4

From 44°N to 40.3°N

80

II and III

116

19.3 to 24.1

Rowntree et al. (2014)25

USA

3

43.3°N; 40°N 40.3°N

85

II and III

116

19.8

Rogers et al. (2015)8

USA

3

80

IV to VI

45

16.8

Kahlon and Board (2012)26

USA

1

30°N

46

V to VIII

18

30.7

Morrison et al. (2000)12

Canada

1

45.4°N

58

14

10.2

Kumudini et al. (2001)27

Canada

1

43.6°N

60

4

18

Jin et al. (2010)9

China

1

47.4°N

56

00 and 0

45

10.1

Liu et al. (2012)28

China

1

43.5°N

82

38

12.5

Wu et al. (2015)29

China

9

From 50.1°N to 42.3° N

84

64

6 to 16

Wang et al. (2016)29

China

3

36.7°N to 34°N

80

25

9.97

Qin et al. (2017)11

China

60

2155

13 to 24

Cui et al. (2016)30

China

1

43.5°N

86

27

18.9

Ramteke et al. (2011)13

India

1

22.1°N

39

17

23

de Felipe et al. (2016)4

Argentina

1

33º1S

35

III to V

181

43

de Toledo et al. (1990)14

Brazil

3

5

37 to 45

Todeschini et al. (2019)17

Brazil

2

25.8°S; 26.2°S

46

29

39.4 to 40.7

Umburanas et al

Brazil

2

25.4°S

56

V to VI

26

45.9