scholarly journals Effects of outdoor access days on growth performance, carcass yield, meat quality, and lymphoid organ index of a local chicken breed

2015 ◽  
Vol 94 (6) ◽  
pp. 1115-1121 ◽  
Author(s):  
H.B. Tong ◽  
J. Cai ◽  
J. Lu ◽  
Q. Wang ◽  
D. Shao ◽  
...  
2014 ◽  
Vol 93 (8) ◽  
pp. 1883-1889 ◽  
Author(s):  
H.B. Tong ◽  
Q. Wang ◽  
J. Lu ◽  
J.M. Zou ◽  
L.L. Chang ◽  
...  

2012 ◽  
Vol 91 (3) ◽  
pp. 667-673 ◽  
Author(s):  
H.B. Tong ◽  
J. Lu ◽  
J.M. Zou ◽  
Q. Wang ◽  
S.R. Shi

2019 ◽  
Vol 90 (7) ◽  
pp. 887-893
Author(s):  
Sihua Jin ◽  
Xinfeng Fan ◽  
Lei Yang ◽  
Tingting He ◽  
Yuan Xu ◽  
...  

2020 ◽  
Vol 47 (3) ◽  
pp. 159-167
Author(s):  
Eui-Chul Hong ◽  
Bo-Seok Kang ◽  
Hwan-Ku Kang ◽  
Jin-Joo Jeon ◽  
Are-Sun You ◽  
...  

2019 ◽  
Vol 98 (12) ◽  
pp. 6602-6610 ◽  
Author(s):  
Sihua Jin ◽  
Lei Yang ◽  
He Zang ◽  
Yuan Xu ◽  
Xianzen Chen ◽  
...  

Animals ◽  
2019 ◽  
Vol 9 (12) ◽  
pp. 1101 ◽  
Author(s):  
Alejandra Domínguez-Negrete ◽  
Sergio Gómez-Rosales ◽  
María de Lourdes Angeles ◽  
Luis Humberto López-Hernández ◽  
Tercia Cesaria Reis-de Souza ◽  
...  

Humic substances (HS) from different sources have been evaluated to replace or reduce the use of growth promoter antibiotics (GPA) in the feeds of broiler chickens. The objective was to evaluate the growth performance, tibia measurements, nutrient balance, meat quality, and microbiological status of broiler fed with an HS extract (EHS) under ad libitum (ADLIB) or feed restriction (REST). Individually caged broilers (n = 180, 14–35 day of age) were assigned to a factorial arrangement of three dietary treatments: (1) positive control with bacitracin methylene disalicylate (BMD) and salinomycin; (2) negative control without BMD nor salinomycin, and (3) same as negative control with 0.25% EHS, and two feeding regimens 1) ADLIB or REST for 24 h on d 1, 7, and 14. Results were subjected to ANOVA. Positive control and EHS-fed broilers showed higher carcass yield (p < 0.05) and lower oocyst excretion (p < 0.01) compared to negative control birds. Lactic acid bacteria (LAB) and Clostridium perfringens (C. perfringens) were higher in negative control and EHS-broilers compared to positive control (p < 0.01). In conclusion, higher carcass yield, lower C. perfringens and oocyst excretion were found in positive control and higher carcass yield, higher LAB and lower oocyst excretion were found in EHS-fed broilers. Broilers subjected to REST had reduced growth performance and meat quality. In conclusion, EHS could be used to increase the carcass yield and beneficial LAB in broilers.


2009 ◽  
Vol 88 (10) ◽  
pp. 2219-2223 ◽  
Author(s):  
K.H. Wang ◽  
S.R. Shi ◽  
T.C. Dou ◽  
H.J. Sun

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