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Table 1 Amount (dry weight) and elemental composition of bulk compost and bio-polymer at initial and final experimental time

From: Decomposition of bio-degradable plastic polymer in a real on-farm composting process

 

Dry w. (kg)

C (%)

N (%)

H (%)

C/N

H/C

Compost

 t0

3.22 (0.01)

23.3 (0.8)

1.97 (0.06)

4.22 (0.04)

13.8 (0.09)

2.2 (0.06)

 Test A

1.61 (0.06)

26.7 (0.9)

2.13 (0.10)

3.95 (0.33)

14.6 (0.64)

1.8 (0.10)

 Test B

1.78 (0.25)

27.2 (0.9)

2.20 (0.06)

4.04 (0.08)

14.4 (0.37)

1.8 (0.07)

 Test C

1.78 (0.09)

26.7 (0.9)

2.00 (0.10)

4.05 (0.09)

15.5 (0.50)

1.8 (0.06)

Bio-polymer

 t0

0.05/0.1

57.8 (2.25)

0.28 (0.14)

6.80 (0.13)

ND

1.41 (0.03)

 Test B

ND

55.5 (2.04)

0.41 (0.12)

6.24 (0.08)

ND

1.35 (0.05)

 Test C

ND

54.8 (1.69)

0.30 (0.09)

6.12 (0.15)

ND

1.35 (0.03)

  1. ND not detectable