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Table 3 Straw application rate and chemical properties of straw in each location

From: Effect of straw incorporation on methane emission in rice paddy: conversion factor and smart straw management

Year

Parameter

Field location

Central

Honam

Youngnam

Noeundong

Jukdong

Wanju

Gimje

Jinju

Sacheon

1st

Straw application rate (Mg ha−1)

9.0

9.0

6.0

6.0

8.0

8.0

C (%)

38.6

38.5

35.9

34.0

38.5

38.1

N (%)

0.6

0.6

0.4

0.5

0.6

0.6

C/N ratio

64.3

64.2

89.8

68.0

64.2

63.5

2nd

Straw application rate (Mg ha−1)

9.0

9.0

6.0

6.0

8.0

8.0

C (%)

36.9

38.1

35.5

35.3

37.4

37.1

N (%)

0.5

0.5

0.4

0.5

0.5

0.5

C/N ratio

73.8

76.2

88.8

70.6

74.8

74.2