年代

Age

品种个数

Variety Number

蛋白质含量Protein content/%

脂肪含量Pat content/%

变异区间

Variation interval/%

变异幅度Variance/%

平均值Average/%

变异区间

Variation interval/%

变异幅度Variance/%

平均值Average/%

1985~1990

10

43.00~47.80

4.80

45.07

17.80~20.10

2.30

18.89

1991~1995

10

39.53~50.80

11.27

44.22

17.58~22.00

4.42

19.32

1996~2000

9

42.63~47.29

4.66

45.13

17.10~20.04

2.94

18.64

2001~2005

15

33.25~48.41

15.16

42.77

17.30~22.85

5.55

20.33

2006~2010

17

37.01~45.37

8.36

41.76

18.11~21.75

3.64

20.25

2011~2015

21

37.79~46.24

8.45

41.97

17.46~22.09

4.63

19.72

2016~2020

43

36.40~47.10

10.70

41.82

18.35~22.30

3.95

20.25

1985~2020

125

33.25~50.80

17.55

42.64

17.10~22.85

5.75

19.87