打字猴:1.70333407e+09
1703334070
1703334071 62.Kumar and Kumar, 2016, 3.
1703334072
1703334073 63.Wiggins and Keats, 2015.
1703334074
1703334075 64.V. Miller et al., 2016.
1703334076
1703334077 65.Patel, 2007, ch 3.
1703334078
1703334079 66.McMichael, 2009.
1703334080
1703334081 67.Patel et al., 2014, 22.
1703334082
1703334083 68.Weis, 2013, 1–2.
1703334084
1703334085 69.Ibid., 126.
1703334086
1703334087 70.Cronon, 1991.
1703334088
1703334089 71.PennState Extension, 2015.
1703334090
1703334091 72.EPA, 2012.
1703334092
1703334093 73.Gerber et al., 2013.
1703334094
1703334095 74.Olson-Sawyer, 2013.
1703334096
1703334097 75.Burbach and Flynn, 1980; Moody, 1988; Rachleff, 1993.
1703334098
1703334099 76.Bello, 2009, 39–53.
1703334100
1703334101 77.Robinson, 2013.
1703334102
1703334103 78.Giles, 2017.
1703334104
1703334105 79.Patel et al., 2014.
1703334106
1703334107 80.Araghi, 2013.
1703334108
1703334109 81.Herrero et al., 2017.
1703334110
1703334111 82.IPCC, 2007, 36; 2014.
1703334112
1703334113 83.Moore, 2015, 252.
1703334114
1703334115 84.Fuglie, MacDonald and Ball, 2007; Matuschke, Mishra and Qaim, 2007.
1703334116
1703334117 85.Gurian-Sherman, 2009.
1703334118
1703334119 86.Lobell and Field, 2007.
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