scholarly journals Effects of Dietary Calcium Sources and Particle Size on Laying Hen Performance

1981 ◽  
Vol 60 (12) ◽  
pp. 2648-2654 ◽  
Author(s):  
R.D. BRISTER ◽  
S.S. LINTON ◽  
C.R. CREGER
1961 ◽  
Vol 5 (4) ◽  
pp. 409 ◽  
Author(s):  
P. W. Waldroup ◽  
R. H. Harms
Keyword(s):  

2014 ◽  
Vol 32 (2) ◽  
pp. 93-97
Author(s):  
Maria Rosaria Serra ◽  
Annarita Caldara ◽  
Maurizio Marra ◽  
Giuseppe Zacchia ◽  
Lisa Di Franco ◽  
...  

2021 ◽  
Vol 4 (2) ◽  
pp. 18-23
Author(s):  
B. K. Ogunmodede ◽  
E. G. Ijagbuji

At about 16 mg, zinc per 100 gm of diet feed consumed by laying hens increased until a level of 2.0% dietary calcium. Increasing the dietary calcium to 2.0% also stimulated more egg production. When less than 2.0% dietary calcium was fed more feed was required to produce a dozen egg and the eggs were of small sizes. The egg shell strength and the bone calcium were improved when at least 2.0% dietary calcium was given to the laying hen. These results were correlated with tissue accumulation of zinc thus establishing that for profitable egg production in the tropics 2.0% dietary calcium is required when 16 mg zinc per 100 grains of feed is given 


2021 ◽  
Vol 11 (03) ◽  
pp. 501-513
Author(s):  
Thiago Ferreira Diana ◽  
Arele Arlindo Calderano ◽  
Fernando de Castro Tavernari ◽  
Horácio Santiago Rostagno ◽  
Alexandre de Oliveira Teixeira ◽  
...  
Keyword(s):  

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