Table 2 The summary of degrees of collision strength of four different kinds of greenhouse films being used for near one year.

From: Fast quantifying collision strength index of ethylene-vinyl acetate copolymer coverings on the fields based on near infrared hyperspectral imaging techniques

Manufacturers

Collision strength degree(%)

Mean

Standard deviation

Maximum

Minimum

Shangdong

67.14

3.82

77.72

57.82

Zhejiang

70.33

3.58

79.49

60.09

Jiangsu

76.43

3.81

87.22

64.79

Guangdong

82.01

3.17

88.50

74.57

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