Table 2 Numbers of studies in different categories by level along the impact pathway

Publication type

Peer-reviewed journal article

51

42

10

12

Book chapter

1

1

1

1

Conference proceeding

8

6

3

2

Report

6

6

4

3

Working paper

7

3

1

4

Year of publication

2016–2019

15

10

3

7

2011–2015

21

19

7

6

2001–2010

28

24

6

8

Before 2001

9

5

3

1

Agro-ecological zone

Mixed systems

53

41

12

15

Agro-pastoral systems

10

9

2

2

Pastoral systems

3

1

2

1

Multiple systems

1

1

1

1

Other

2

2

1

(Blank)

4

4

2

2

Regions

Horn of Africa

12

11

2

3

East Africa

23

19

5

6

Central Africa

1

1

West Africa

7

5

2

1

Southern Africa

5

5

2

1

South Asia

6

4

1

2

Southeast Asia

12

7

3

8

East Asia

2

2

2

1

Latin America

5

4

2

Type of methods

Quantitative

45

40

14

13

Qualitative

9

5

2

Quantitative/qualitative

19

13

5

7

Duration of the experiment

>20 years

3

1

1

2

11–20 years

4

4

1

1

1–5 years

22

16

6

8

6–10 years

8

6

3

5

NA

36

31

8

6

Total

73

58

19

22