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Table 2 Effect of lovastatin on in vivo ruminal methane emissions

From: Lovastatin as a supplement to mitigate rumen methanogenesis: an overview

Source of Lv

Animal and experimental diet

Technique to estimate rumen CH4

Lv,  mg/kg LWb

Methane production, g CH4/Kg DMIa

Reference

Control

Treatment

Commercial Lv (98% purity, Yick-Vic Chemicals & Pharmaceuticals Ltd., Hong Kong, China)

Ruminant: Sheep

Diet: f:cc ratio of (45:52)

Open-circuit respiratory chamber

1.06

25.1

25.9

[48]

Fermented red rice power (Zhejiang Medicines and Health Products, Hangzhou, China)

Ruminant: Bovine

Diet: f:c ratio of (15:85)

Open-circuit respiratory chamber

0.92

20

17.1

[49]

Fermented rice

Ruminant: Sheep Diet: Based on rice (50%) and rice hay (50%)

Sulfur hexafluoride (SF6)

2.26

35.2

24.9

[36]

Red yeast rice

Ruminant: Goats Diet: f:c ratio of (70:30)

Open-circuit respiratory chamber

4.34

20

18.3

[50]

Fermented rice straw

Ruminant: Goats Diet f:c ratio of (40:60)

Open-circuit respiratory chamber

4.14

60

35

[35]

Fermented palm kernel cake

Ruminant: Goats

Diet: f:c ratio of (73:27)

Open-circuit respiratory chamber

6

24.23

19.23

[37]

  1. aDry matter intake
  2. bLive weight
  3. cForage:concentrate ratio