Tạp chí Khoa học Công nghệ Chăn nuôi số 108 (Tháng 02/2020) Journal of Animal Science and Technology – Vol 108. February, 2020

15/03/2020

CONTENTS	Page
OVERVIEW
Utilization of crop by-product options in smallholder cattle production systems in Vietnam	2
Tran Thi Bich Ngoc, Melanie Blanchard, Rowan Smith, Nguyen Hung Quang, Stephen Ives and Le Thi Thanh Huyen
The role of rumen ciliate protozoa in ruminal fermentation, digestion and enteric methane production	20
Nguyen Hung Son and Nguyen Thi Duong Huyen
ANIMAL FEEDS AND NUTRITION
Effects of supplementation of vegetable oil and tannin on methane gas emission in raising cattle	34
Nguyen Hung Quang, Mai Anh Khoa and Chu Manh Thang
Effects of dietary protein sources on feed and nutrient intake, digestibility and rumen parameters of growing Bach Thao goats	43
Nguyen Thi Kim Dong and Nguyen Van Thu
In vitro digestibility of rice straw after mushroom cultivation and the utilization of nutrients of enriched rice straw by Red Sindhi crossbred cattle	50
Nguyen Thi Kim Dong and Nguyen Van Thu
A response of reproductivity of crossbred rabbits to dietary crude protein levels from concentrate and water spinach leaves in the Mekong delta of Vietnam	54
Nguyen Van Thu
In vivo greenhouse gases emissions, nutrient intake, digestibility and rumen parameters of growing sheep affected by dietary silage sources	63
Nguyen Van Thu
A response of nutrient utilization, digestibility and daily weight gain of crossbred cattle (Black Angus ´ Zebu) from 13-15 months of age to dietary concentrate supplemention	73
Nguyen Binh Truong and Nguyen Van Thu