Table 6 Characteristics of soil fertility from 2010 to 2012.

From: Simulative Global Warming Negatively Affects Cotton Fiber Length through Shortening Fiber Rapid Elongation Duration

Year

Organic matter content (g kg−1)

Total N content (g kg−1)

Mineral N content (NH4 + and NO3 −, mg kg−1)

Olsen P content (mg kg−1)

Exchangeable K content (NH4OAC-K, mg kg−1)

2010

16.5

1.0

50.5

16.8

95.5

2011

18.3

1.2

74.2

18.4

101.7

2012

17.8

1.1

76.4

17.7

111.4

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