732 Publications (Page 4 of 30)
1992
Ultrasonographically detectable ring structure in avian (Gallus gallus) egg yolks.
Cartee, R E⋅Rumph, P F⋅Roland, David A and Steele, D E
Anatomia, histologia, embryologia, vol. 21, (no. 1), pp. 57-64, 1992/Mar. | Journal Article
 
Ultrasonographically detectable ring structure in Avian (Gallus gallus) egg yolks
Cartee, R.E., P.F. Rumph, D.A. Roland, Sr., and D.E. Steele and Roland, David A
(pp. 57-64). 1992
1991
Current methods used indetermination and evaluation of bone strength: A correlation study involving birds fed various levels of vitamin D3 and 1,25 (OH) D3
Frost, T.J., and D.A. Roland, Sr. and Roland, David A
(pp. 1640-1643). 1991
 
Influence of dietary vitamin D3, calcium (Ca) and phosphorus (P) in plasma P and Ca and urine pH and Ca of commercial leghorns
Rao, K.S. and D.A. Roland, Sr. and Roland, David A
(pp. 1921-1927). 1991
 
Influence of sodium aluminosilicate (SAS), hydroxy-sodalite (HS), carnegeite (CE), aluminum sulfate (AS) and aluminum, phosphate (AP) on performance of commercial leghorns
Roland, David A., Sr. and Roland, David A
(pp. 805-811). 1991
 
Influence of sodium aluminosilicate (SAS) with and without pullet-sized limestone or oystershell on egg shell quality
Rabon, Henry, and David A. Roland, Sr. and Roland, David A
(pp. 1943-1947). 1991
 
The effects of various dietary phosphorus levels on the patterns of plasma 1,25(OH)2D3, total calcium, ionized calcium, and phosphorous in egg laying hens
Frost, T.J., D.A. Roland, Sr., and D.N. Marple and Roland, David A
(pp. 1564-1570). 1991
 
The influence of various calcium and phosphorus levels on tibia strength and egg shell quality of pullets during peak production
Frost, T.J. and D.A. Roland, Sr. and Roland, David A
(pp. 963-969). 1991
 
The response of commercial leghorns to sodium aluminosilicate when fed different levels and sources of available phosphorus
Rabon, H.W. Jr.⋅D.A. Roland, Sr.⋅A.J.Clark and Roland, David A
(pp. 2280-2283). 1991
1990
Correlation of eggshell quality with tibia status and other production parameters in commercial leghorns at oviposition and 10 hr post-oviposition
Orban, J.I. and D.A. Roland, Sr. and Roland, David A
(pp. 2068-2073). 1990
 
Influence of dietary calcium(Ca) and phosphorus (P) on blood and urine Ca, P and pH in commercial leghorns
Rao, K.S., and David A. Roland,Sr. and Roland, David A
(pp. 1491-1497). 1990
 
In vivo limestone solubilization in commercial Leghorns: role of dietary calcium level, limestone particle size, in vitro limestone solubility rate, and the calcium status of the hen.
Rao, K S and Roland, David A
Poultry science, vol. 69, (no. 12), pp. 2170-6, 1990/Dec. | Journal Article
 
Response of commercial Leghorns to sodium aluminosilicate when fed different levels and sources of available phosphorus.
Roland, David A⋅Rabon, H W⋅Frost, T J⋅Laurent, S M and Barnes, D G
Poultry science, vol. 69, (no. 12), pp. 2157-64, 1990/Dec. | Journal Article
 
Response of four broiler strains to dietary phosphorus above and below the requirement when brooded at two temperatures
Orban, J.I., and D.A. Roland, Sr. and Roland, David A
(pp. 440-445). 1990
 
Response of four broiler strains to dietary phosphorus above and below the requirement when brooded at two temperatures.
Orban, J I and Roland, David A
Poultry science, vol. 69, (no. 3), pp. 440-5, 1990/Mar. | Journal Article
 
The influence of vitamin D3, 1-alpha (OH) D3 and 1,25(OH)2 D3 on egg shell quality, tibia strength and various production parameters in age laying hens
Frost, T.J., D.A. Roland, Sr., G.G. Untawale and Roland, David A
(pp. 2008-2016). 1990
 
The relationship of dietary phosphorus and sodium aluminosilicate on performance of commercial leghorns
Roland, D.A., Sr. and Roland, David A
(pp. 105-112). 1990
 
The relationship of dietary phosphorus and sodium aluminosilicate to the performance of commercial leghorns.
Roland, David A
Poultry science., vol. 69, (no. 1), pp. 105-112, 1990. | Journal Article
1989
Beneficial effect of synthetic sodium aluminosilicate (SAS) on feed efficiency, and performance of commercial leghorns
Roland, D.A., Sr. and P.E. Dorr and Roland, David A
(pp. 1241-1245). 1989
 
Bone strength and other bone measurements of white leghorn hens as influenced by vitamin D3
Goodson-Williams, R., D.A., Roland, Sr. and J.A. McGuire and Roland, David A
1989
 
Characterization of electrolytes and protein content in isthmic and uterine flushings from hens laying shell-less vs hard-shell eggs
Rabon, H.W., Roland, D.A., Sr. and F.F. Bartol and Roland, David A
(pp. 417-422). 1989
 
Influence of dietary calcium level and particle size of calcium source on in vivo calcium solubilization by commercial leghorns
Rao, K.S., and D.A., Roland, Sr. and Roland, David A
(pp. 1499-1505). 1989
 
Influence of dietary calcium level and particle size of calcium source on in vivo calcium solubilization by commercial Leghorns.
Rao, K S and Roland, David A
Poultry science, vol. 68, (no. 11), pp. 1499-505, 1989/Nov. | Journal Article
 
In vivo limestone solubilization in commercial leghorns: Role of dietary calcium level, limestone particle size, in vitro limestone solubility rate and the calcium status of the hen
Rao, K.S., and D.A. Roland, Sr. and Roland, David A
(pp. 2170-2176). 1989
1988
Eggshell Breakage: Incidence and Economic Impact
Roland, D.A., Sr. and Roland, David A
(pp. 1801-1803). 1988