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Table 3 Degree centrality results for new challenges

From: Rice production constraints and ‘new’ challenges for South Asian smallholders: insights into de facto research priorities

New challenges

Degree centrality results

1997–2014

1997–2007

2008–2014

Environmental challenges

   

 Biodiversity

13

2

13

 Climate change

10

 

10

 Ecosystems

24

15

19

 Natural resource management

14

5

14

 Sustainability

15

5

14

 Crop diversification

8

4

5

 Food security

19

5

18

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Agriculture & Food Security

ISSN: 2048-7010