Table 3 Data matrix of the variables and indexes used in cluster and principal components analyses

Potato varieties richnes

66

133

289

67

57

52

139

154

57

252

111

203

Oca varieties richnes

13

16

19

16

17

10

54

41

24

56

28

59

Olluco varieties richnes

7

12

14

14

8

6

18

13

15

25

15

16

Mashua varieties richnes

5

7

9

6

3

3

55

19

14

45

13

35

Change of environmental conditions^a

2.75

1.5

3.5

3.75

3.5

3.63

3.63

3.75

3.75

3.63

3.88

3.75

Farm zonification^c

1

1

1

4

5

1

3

3

3

3

2

1

Number of farms

2

2

1

3

2

1

1

1

1

1

2

2

Farm area

4.5

5

15

12

5

3.5

6

50

8

108

28

12

Total number of plots

5

5

17

7

5

4

8

9

8

6

9

6

Land area cultivated with native tubers

1.75

1.4

6.37

1.33

1.94

3.2

4.5

6.5

3.87

8

6.02

5.55

Number of plots in the low zone

0

0

0

3

5

0

0

0

0

0

0

0

Number of plots in the middle zone

0

0

0

4

0

0

8

9

8

6

5

0

Number of plots in the high zone

5

5

17

0

0

4

0

0

0

0

4

6

Household head language^d

2

2

2

2

2

2

1

1

1

1

1

1

Household head age learning agriculture^e

1

1

1

1

0.5

0.25

1

1

1

1

1

1

Number of varieties received from parents

9

35

15

35

5

35

90

50

30

50

50

250

Origin of cultivated land^f

1

0.25

1

0.5

1

1

1

0.5

0.75

0.75

1

1

Household head age

33

41

48

56

57

36

41

55

56

50

39

29

Age as independent farmer

25

23

17

23

25

24

22

18

24

22

18

12

Number of agricultural traditions practiced

0

1

3

2

1

2

1

5

2

2

6

3

Enhancing children to practice agriculture

2

0

2

0.67

0

1.33

2.33

3

3

3

3

1

Fallow period of land (years)

5

4

4

6

3

6

6

3

3

6

3

6

Tilling with chakitaqlla^g

0

0

0

0

0

0

1

1

0.5

0.5

0.5

1

Use of not commercial inputs in agriculture

0.47

0.61

0.5

0.75

1

1

1

1

1

0.67

1

0.57

Traditional seed storage^h

0

1

1

0

1

1

0

1

0

0

0

1

Mutual helpⁱ

3

2

2

2

2

2

2

2

1

2

2

2

Seed search effort

49

48

66

66

20

24

63

0

12

66

12

49

Seed getting mechanisms^j

1

0.4

0.4

1

0.8

0.6

0.6

0

0.8

0.4

1

0.4

Household head's provenance^k

2

2

2

2

1

2

1

2

1

1

1

1

Number of native parents, grandparents, and great-grandparents

0

0

0

0

6

3

1

0

3

2

4

2

Willingness of staying in the community

3

4

3

4

4

1

3

4

4

4

1

3

Territorial vision^l

2

2

1

1

2

1

2

1

3

3

1

1

Migration frequency of household head

1

0

1.5

0.4

0

0

0

0

0

0

0

0

Migration of other family members

0

0

0.6

0

0.17

0

0.13

0.5

0.56

0.86

0

0

Monetary value of production directed to self-consumption

316.91

1,780.00

12,736.40

95.2

286

2,951.75

5,395.00

5,300.00

2,699.30

22,255.50

6,750.00

11,671.25

Income from production selling

4,809.65

6,132.00

16,171.60

3,221.80

2,184.00

6,186.75

8,555.00

4,325.00

369.6

13,055.00

1,904.00

5,860.00

Income from hand labor selling

0

0

0

0

0

0

787.5

0

0

0

1,344.00

0

Income from governmental subsidies

0

0

0

0

0

0

1,200.00

1,200.00

1,200.00

1,200.00

1,200.00

1,200.00

Total number of family members

4

6

11

9

7

4

10

8

10

8

4

5

Family members at labor age

2

6

7

4

4

2

5

5

6

5

2

2

Number of held family members

4

6

10

6

7

4

9

5

6

6

4

5

Number of men composing the family

3

4

7

3

3

2

6

3

3

1

1

1

Number of women composing the family

1

2

3

3

4

2

3

2

3

5

3

4