Table 5 Number and proportion of samples for different comprehensive soil fertility grades.

From: The spatial heterogeneity of soil physical and chemical properties and comprehensive fertility in the Leizhou Peninsula coasta

Fertility degree

Number of samples

Proportion

Better

87

29.00%

Medium

142

47.33%

Lower middle

23

7.67%

Poor

48

16.00%

  1. Total sample size is 300.
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