D. Roland

发表

Sample size required for various methods of assessing bone status in commercial leghorn hens.

S. Rao, M. West, T. J. Frost, 1993, Poultry science.

Influence of dietary phosphorus on performance of Hy-line W36 hens.

D. Roland, S. Sohail, 2002, Poultry science.

Influence of cage density and prior dietary phosphorus level on phosphorus requirement of commercial leghorns.

S. Rao, M. Bryant, D. Roland, 2001, Poultry science.

Muscle protein synthesis and growth of two strains of chicks vaccinated for Newcastle disease and infectious bronchitis.

D. Marple, D. Roland, E. Hentges, 1984, Poultry science.

Growth and in vitro protein synthesis in two strains of chicks.

D. Marple, D. Roland, E. Hentges, 1983, Journal of animal science.

Influence of Dietary Phosphorus and Vitamin D3 Levels on In Vivo Limestone Solubilization, Plasma Calcium, and pH of the Digestive Tract of Leghorn Hens at Oviposition and During Egg Cycle

K. Rao, J. Orban, D. Roland, 1992 .

Responses of Broiler Lines Selected for Tibial Dyschondroplasia Incidence to Supplementary 25-Hydroxycholecalciferol

D. Roland, X. Zhang, G. R. McDaniel, 1997 .

Variation in phytate phosphorus utilization within the same broiler strain

D. Roland, S. Punna, 1999 .

Influence of calcium and environmental temperature on performance of first-cycle (phase 1) commercial leghorns.

H. W. Rabon, M. Bryant, D. Roland, 1996, Poultry science.

The effect of sodium zeolite A and cholecalciferol on plasma levels of 1,25-dihydroxycholecalciferol, calcium, and phosphorus in commercial Leghorns.

T. J. Frost, D. Roland, D. G. Barnes, 1992, Poultry science.

The effects of various dietary phosphorus levels on the circadian patterns of plasma 1,25-dihydroxycholecalciferol, total calcium, ionized calcium, and phosphorus in laying hens.

D. Marple, T. J. Frost, D. Roland, 1991, Poultry science.

Influence of Phytase on Calcium Utilization in Commercial Layers

D. Roland, S. Sohail, 2000 .

Effect of Natuphos Phytase supplementation to feed on performance and ileal digestibility of protein and amino acids of broilers.

S. Rao, D. Roland, X. Zhang, 1999, Poultry science.

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.

D. Roland, K. S. Rao, 1990, Poultry science.

Influence of supplemental phytase on performance of broilers four to six weeks of age.

D. Roland, S. Sohail, 1999, Poultry science.

The Effect of Varying Bone Meal Sources on Phosphorus utilization by 3-Week Old Broilers

J. Orban, D. Roland, 1992 .

Genetic variation of phytate phosphorus utilization from hatch to three weeks of age in broiler chicken lines selected for incidence of tibial dyschondroplasia.

D. Roland, X. Zhang, G. R. McDaniel, 1998, Poultry science.

Influence of dietary calcium level and particle size of calcium source on in vivo calcium solubilization by commercial Leghorns.

D. Roland, K. S. Rao, 1989, Poultry science.

Influence of dietary phytase supplementation on incidence and severity in broilers divergently selected for tibial dyschondroplasia.

D. Roland, S. Punna, 2001, Poultry science.

Experimentally induced "fatty liver syndrome" condition in laying hens.

D. Roland, C. Simpson, R. Harms, 1977, Poultry science.

Influence of large doses of ascorbic acid on performance, plasma calcium, bone characteristics, and eggshell quality in broilers and Leghorn hens.

R. T. Lovell, J. Orban, D. Roland, 1993, Poultry science.

Egg Production, Fertility, and Hatchability of Breeder Hens Receiving Dietary Phytase

J. Hess, W. Berry, D. Roland, 2003 .

Inc. Egg Production, Fertility, and Hatchability of Breeder Hens Receiving Dietary

J. Hess, W. Berry, D. Roland, 2003 .

Estimation of bioavailability of DL-methionine hydroxy analogue relative to DL-methionine in layers with exponential and slope-ratio models.

M. Bryant, D. Roland, A. Abebe, 2004, Poultry science.

Influence of vitamin D3, 1 alpha-hydroxyvitamin D3, and 1,25-dihydroxyvitamin D3 on eggshell quality, tibia strength, and various production parameters in commercial laying hens.

T. J. Frost, D. Roland, G. Untawale, 1990, Poultry science.

The ability of hens to regulate phosphorus intake when offered diets containing different levels of phosphorus.

D. Roland, D. Holcombe, R. Harms, 1976, Poultry Science.

The ability of hens to adjust calcium intake when given a choice of diets containing two levels of calcium.

D. Roland, D. Holcombe, R. Harms, 1975, Poultry science.

An Easy and Inexpensive System for Measuring Individual Feed Consumption

D. Roland, R. Harms, D. Sloan, 1971 .

Comparison of Natuphos and Phyzyme as phytase sources for commercial layers fed corn-soy diet.

G. Wu, M. Bryant, D. Roland, 2006, Poultry science.

Influence of supplemental microbial phytase on first cycle laying hens fed phosphorus-deficient diets from day one of age.

D. Roland, S. Punna, 1999, Poultry science.

Calcium metabolism in the laying hen. 4. The calcium status of the hen at night.

D. Roland, R. Harms, D. Sloan, 1973, Poultry science.

Influence of supplemental phytase on calcium and phosphorus utilization in laying hens.

D. Roland, R. Gordon, 1998, Poultry science.

Influence of dietary calcium and phosphorus on urinary calcium in commercial leghorn hens.

D. Roland, K. S. Rao, 1990, Poultry science.

Influence of dietary calcium on bone calcium utilization.

D. Roland, A. J. Clark, M. Farmer, 1986, Poultry science.

Uterine calcium-binding protein activity of nonlaying hens and hens laying hard-shelled or shell-less eggs.

H. W. Rabon, D. Roland, A. J. Clark, 1991, Poultry science.

The relationship of serum calcium to shell weight and other criteria in hens laying a low or high incidence of shell-less eggs.

J. Mcguire, D. Roland, R. Lennards, 1981, Poultry science.

Influence of dietary calcium deficiency on yolk and serum calcium, yolk and organ weights and other selected production criteria of the pullet.

D. Roland, H. R. Wilson, R. Harms, 1973, Poultry science.

Calcium metabolism in the laying hen. 2. Patterns of calcium intake, serum calcium, and fecal calcium.

D. Roland, R. Harms, D. Sloan, 1972, Poultry science.

The Extent of Uncollected Eggs Due to Inadequate Shell

D. Roland, 1977 .

Influence of Added Synthetic Lysine in Low-Protein Diets with the Methionine Plus Cysteine to Lysine Ratio Maintained at 0.75

G. Wu, M. Bryant, D. Roland, 2005 .

Egg Shell Quality.II. Effect of Dietary Manipulations of Protein, Amino Acids, Energy, and Calcium in Young Hens on Egg Weight, Shell Weight, Shell Quality, and Egg Production

D. Roland, 1980 .

Effect of Molting Method and Dietary Energy on Postmolt Performance of Two Strains of Single Comb White Leghorn Hens

G. Wu, M. Bryant, D. Roland, 2008 .

Effect of molting method and dietary energy on postmolt performance, egg components, egg solid, and egg quality in Bovans White and Dekalb White hens during second cycle phases two and three.

G. Wu, M. Bryant, D. Roland, 2007, Poultry science.

The Ability of Hens to Regulate Protein Intake When Offered A Choice of Diets Containing Different Levels of Protein

D. Roland, D. Holcombe, R. Harms, 1976 .

Econometric feeding and management of commercial Leghorns: optimizing profits using new technology.

S. Nakai, J. Sim, M. Bryant, 1999 .

Specific Gravity of Eggs in Relation to Egg Weight and Time of Oviposition

D. Roland, R. Harms, 1974 .

Calcium metabolism in the laying hen. 6. Shell quality in relation to time of oviposition.

D. Roland, R. Harms, D. Sloan, 1973, Poultry science.

Influence of supplemental lysine, isoleucine, threonine, tryptophan and total sulfur amino acids on egg weight of Hy-line W-36 hens.

M. Bryant, D. Roland, S. Sohail, 2002, Poultry science.

Effect of Dietary Fat and Protein on Performance, Egg Composition, Egg Solids,and Egg Quality of Hy-line W-36 Hens During Phase 1

G. Wu, M. Bryant, D. Roland, 2009 .

Effect of Energy and Protein on Performance, Egg Components, Egg Solids, Egg Quality, and Profits in Molted Hy-Line W-36 Hens

M. Bryant, D. Roland, P. Gunawardana, 2008 .

Effect of nutrient density on performance, egg components, egg solids, egg quality, and profits in eight commercial leghorn strains during phase one.

G. Wu, M. Bryant, D. Roland, 2007, Poultry science.

Egg Shell Quality III: Calcium and phosphorus requirements of commercial Leghorns *

D. Roland, 1986 .

Factors Influencing Shell Quality of Aging Hens

D. Roland, 1979 .

The Relationship of Age on Ability of Hens to Maintain Egg Shell Calcification When Stressed with Inadequate Dietary Calcium

C. Putman, D. Roland, R. Hilburn, 1978 .

The Ability of Hens to Maintain Calcium Deposition in the Egg Shell and Egg Yolk as the Hen Ages

D. Roland, R. Harms, D. Sloan, 1975 .

Circadian rhythms of serum calcium in hens and the relationship of serum calcium to shell quality.

D. Roland, R. Harms, D. Sloan, 1974, Poultry science.

The Ability of Young and Old Hens to Change Shell Deposition with Sudden Natural Drastic Changes in Egg Size

D. Roland, 1980 .

Influence of Premolt Production on Postmolt Performance with Explanation for Improvement in Egg Production Due to Force Molting

J. Brake, D. Roland, 1982 .

Influence of hormonal extracts on hens producing eggs with non-calcified or partially calcified shells and factors associated with this condition.

D. Roland, R. Harms, D. Sloan, 1975, British poultry science.

Thiamine deficiency identification and treatment in commercial turkeys and Coturnix quail.

D. Roland, H. M. Edwards, O. Charles, 1972, Poultry science.

Effect of dietary energy on performance and egg composition of Bovans White and Dekalb White hens during phase I.

G. Wu, M. Bryant, D. Roland, 2005, Poultry science.

The effect of cropectomy on selected reproductive and physiological characteristics of laying hens.

D. Roland, R. Stonerock, R. Voitle, 1975, Poultry science.

Research Note: Egg Shell Problems: Estimates of Incidence and Economic Impact

D. Roland, 1988 .

Eggshell Quality IV: Oystershell versus limestone and the importance of particle size or solubility of calcium source

D. Roland, 1986 .

The Effect of Increased Dietary Calcium on Hens Chosen for Their Ability to Produce Eggs with High and Low Specific Gravity

D. Roland, D. Holcombe, R. Harms, 1977 .

Studies Concerning Possible Explanations for the Varying Response of Different Phosphorus Levels on Eggshell Quality

D. Roland, M. Farmer, 1986 .

INFLUENCE OF CALCIUM ON ENERGY CONSUMPTION AND EGG WEIGHT OF COMMERCIAL LEGHORNS

M. Bryant, D. Roland, 1994 .

Response of early- and late-maturing commercial Leghorn pullets to low levels of dietary phosphorus.

F. Hoerr, S. Rao, D. Roland, 1992, Poultry science.

Egg Shell Quality II: Importance of Time of Calcium Intake with Emphasis on Broiler Breeders

D. Roland, M. Farmer, 1984 .

Improved Limestone Retention in the Gizzard of Commercial Leghorn Hens

K. Rao, D. Roland, J. L. Adams, 1992 .

Factors Influencing Bone Mineral Content, Density, Breaking Strength, and Ash as Response Criteria for Assessing Bone Quality in Chickens

J. Orban, M. Bryant, D. Roland, 1993 .

Research note: current methods used in determination and evaluation of tibia strength: a correlation study involving birds fed various levels of cholecalciferol.

T. J. Frost, D. Roland, 1991, Poultry science.

Correlation of Eggshell Quality with Tibia Status and Other Production Parameters in Commercial Leghorns at Oviposition and 10 Hour Postoviposition

J. Orban, D. Roland, 1990 .

Bone histomorphometry in 1,25(OH)2D3- and vitamin D3-treated aged laying hens.

S. Truitt, T. J. Frost, D. Roland, 1992, Avian diseases.

Calcium metabolism in broiler breeder hens. 1. Calcium status of the digestive tract of broiler breeders throughout a 24-hour period.

J. Brake, D. Roland, M. K. Eckman, 1983, Poultry science.

Calcium metabolism in the laying hen. 3. Pattern of feed (calcium) intake as influenced by time of day and oviposition.

D. Roland, R. Harms, D. Sloan, 1972, Poultry science.

Status of the digestive system and tibiae of cropectomized hens at night.

D. Roland, R. Stonerock, R. Voitle, 1975, Poultry science.

Calcium metabolism in broiler breeder hens. 2. The influence of the time of feeding on calcium status of the digestive system and eggshell quality in broiler breeders.

D. Roland, M. K. Eckman, M. Farmer, 1983, Poultry science.

Response of commercial Leghorns to sodium aluminosilicate when fed different levels and sources of available phosphorus.

H. W. Rabon, T. J. Frost, D. Roland, 1990, Poultry science.

Calcium and its relationship to excess feed consumption, body weight, egg size, fat deposition, shell quality, and fatty liver hemorrhagic syndrome.

D. Marple, D. Roland, M. Farmer, 1985, Poultry science.

The influence of feeding diets containing different calcium-phosphorous ratios on the laying hen.

D. Roland, R. Harms, 1976, Poultry science.

Calcium Requirements of Bovanes Hens

D. Roland, S. Yadalam, H. A. Ahmad, 2003 .

The influence of environmental temperature on in vivo limestone solubilization, feed passage rate, and gastrointestinal pH in laying hens.

D. Roland, R. Gordon, 1997, Poultry science.

Influence of sodium zeolite A with and without pullet-sized limestone or oyster shell on eggshell quality.

H. W. Rabon, M. Bryant, D. Roland, 1991, Poultry science.

Effect of Various Levels of Calcium With and Without Pullet-sized Limestone on Shell Quality

D. Roland, R. Harms, D. Sloan, 1974 .

Calcium metabolism in the laying hen. 5. Effect of various sources and sizes of calcium carbonate on shell quality.

D. Roland, R. Harms, 1973, Poultry science.

Specific Gravity of Eggs as Influenced by Dietary Calcium and time of oviposition

D. Roland, R. Harms, B. Damron, 1977 .

Evidence for absorption of silicon and aluminum by hens fed sodium zeolite A.

H. W. Rabon, D. Roland, R. C. Smith, 1993, Poultry science.

Influence of dietary cholecalciferol, calcium, and phosphorus on urinary calcium in commercial Leghorn hens.

S. Rao, J. Orban, D. Roland, 1991, Poultry science.

Performance of commercial laying hens fed various phosphorus levels, with and without supplemental phytase.

D. Roland, R. Gordon, 1997, Poultry science.

Influence of time of calcium intake on bone and dietary calcium utilization.

D. Roland, A. J. Clark, M. Farmer, 1986, Poultry science.

The Influence of Time of Dietary Calcium Intake on Shell Quality

D. Roland, R. Lennards, 1981 .

Further studies of effects of sodium aluminosilicate on egg shell quality.

D. Roland, 1988, Poultry science.

Influence of dietary ingredients on calcium utilization in the laying hen.

D. Roland, M. Farmer, 1986, Poultry science.

Effects of feeding graded levels of vitamin D3 on egg shell pimpling in aged hens.

J. Mcguire, D. Roland, R. Goodson-Williams, 1986, Poultry science.

Eggshell Pimpling in Young Hens as Influenced by Dietary Vitamin D3

J. Mcguire, D. Roland, R. Goodson-Williams, 1987 .

Optimal Methionine + Cysteine / Lysine Ratio for First Cycle Phase 1 Commercial Leghorns

M. Bryant, D. Roland, A. Bateman, 2008 .

Econometric Feeding and Management 1. Maximizing Profits in Hy-Line W-36 Hens by Optimizing Total Sulfur Amino Acid Intake and Environmental Temperature

S. Rao, M. Bryant, D. Roland, 1998 .

Reproductive Performance of Aged Layers Translocated from Cage to Floor

D. Roland, R. Harms, L. O. Rowland, 1975 .

The Influence of Dietary Calcium and Protein on Third Cycle Hens Under Heat Stress

D. Roland, R. Gordon, 1996 .

Age at sexual maturity influences the response of single comb White Leghorn pullets to marginal and low levels of dietary phosphorus.

H. W. Rabon, S. Rao, J. Orban, 1995, The Journal of nutrition.

The influence of various calcium and phosphorus levels on tibia strength and eggshell quality of pullets during peak production.

T. J. Frost, D. Roland, 1991, Poultry science.

Absorption of silicon and aluminum by hens fed sodium zeolite A with various levels of dietary cholecalciferol.

H. W. Rabon, M. Bryant, D. Roland, 1995, Poultry science.

Beneficial Effect of Synthetic Sodium Aluminosilicate on Feed Efficiency and Performance of Commercial Leghorns

D. Roland, P. Dorr, 1989 .

Shell quality as influenced by zeolite with high ion-exchange capability.

D. Roland, S. M. Laurent, H. Orloff, 1985, Poultry science.

The Relationship of Dietary Phosphorus and Sodium Aluminosilicate to the Performance of Commercial Leghorns

D. Roland, 1990 .

The Failure of Pullet-Sized Dicalcium Phosphate to Improve Egg Shell Quality of Hens

D. Roland, R. Harms, 1976 .

The dietary-fecal relationship of calcium and phosphorus levels in White Leghorn hens.

D. Roland, R. Harms, B. Damron, 1975, Poultry science.

Further Studies With Hens Producing a High Incidence of Non-Calcified or Partially Calcified Egg Shells

D. Roland, D. Holcombe, R. Harms, 1977 .

Body-Checked, Misshapen, and Pimpled Eggs as Influenced by Force Molting

D. Roland, R. D. Bushong, 1979 .

Egg Shell Quality I: The Body-Checked Egg

D. Roland, 1984 .

Relationship of Body-Checked Eggs to Photoperiod and Breaking Strength

D. Roland, 1982 .

The Influence of Dietary Ingredients, Photoperiod, and Cage Density on Egg Shell Pimpling

J. Mcguire, D. Roland, M. Farmer, 1982 .

The Effect of Egg Shell Quality on Hatchability and Embryonic Mortality

M. A. Coleman, D. Roland, G. R. McDaniel, 1979 .

Effect of essential fatty acid deficiency and type of dietary fat supplementation on biotin-deficient chicks.

D. Roland, H. M. Edwards, 1971, The Journal of nutrition.

Performance and profitability of second-cycle laying hens as influenced by body weight and body weight reduction during molt

M. Bryant, D. Roland, R. Gordon, 2009 .

Performance Comparisons Between DL-Methionine and DL-Methionine Hydroxy Analogue in Layers on an Unequal Molar Basis

M. Bryant, D. Roland, Z. Liu, 2005 .

Relationship of Calcium to Wet Droppings in Laying Hens

D. Caldwell, D. Roland, 1985 .

Evidence for direct effects of essential fatty acids at the hypothalamus-pituitary level in domestic fowl.

D. Roland, H. M. Edwards, 1971 .

Protein Composition of Egg Yolk, Albumen and Vitelline Membranes from Hens Fed a Calcium Deficient Diet

D. Roland, S. T. McCready, 1973 .

Influence of Dietary Fat on Economic Returns of Commercial Leghorns

M. Bryant, D. Roland, S. Sohail, 2003 .

Layer Performance and Phytase Retention as Influenced by Copper Sulfate Pentahydrate and Tribasic Copper Chloride

M. Bryant, D. Roland, Z. Liu, 2005 .

Serum progesterone, enzymes, and electrolytes of hens laying a low or high incidence of shell-less eggs.

R. N. Brewer, D. Marple, F. Hoerr, 1983, Poultry science.

Performance of laying hens fed carbohydrate-free diets.

D. Roland, H. M. Edwards, 1972, The Journal of nutrition.

Effect of dietary energy, protein, and a versatile enzyme on hen performance, egg solids, egg composition, and egg quality of Hy-Line W-36 hens during second cycle, phase two

M. Bryant, D. Roland, P. Gunawardana, 2009 .

Effect of linoleic acid reserves on essential fatty acid deficiency of the chick.

D. Roland, H. M. Edwards, 1972, Poultry science.

Effects of beta-mannanase in corn-soy diets on commercial leghorns in second-cycle hens.

G. Wu, M. Bryant, D. Roland, 2005, Poultry science.

Effect of Dietary Energy and Protein on Performance, Egg Composition, Egg Solids, Egg Quality and Profits of Hy-Line W-36 Hens During Phase 2

G. Wu, M. Bryant, D. Roland, 2007 .

Effects of Dietary Energy and Protein on Performance, Egg Composition, Egg Solids, Egg Quality and Profits of Hy-Line W-36 Hens During Phase 3

G. Wu, M. Bryant, D. Roland, 2007 .

Effect of dietary energy on performance, egg components, egg solids, egg quality and profits in seven commercial leghorn strains during second cycle phase two.

G. Wu, M. Bryant, D. Roland, 2009 .

Performance Comparison and Lysine Requirements of Seven Commercial Brown Egg Layer Strains During Phase One

M. Bryant, D. Roland, P. Gunawardana, 2008 .

Effect of dietary protein and peptide in corn-soy diets on hen performance, egg solids, egg composition and egg quality of hy-line W-36 hens during second cycle phase three.

G. Wu, M. Bryant, D. Roland, 2009 .

Influence of Avizyme 1500 on Performance of Commercial Leghorns

J. Apajalahti, M. Bryant, D. Roland, 2003 .

Response of four broiler strains to dietary phosphorus above and below the requirement when brooded at two temperatures.

J. Orban, D. Roland, 1990, Poultry Science.

Hypercalcemic effect of potassium iodide on serum calcium in domestic fowl.

D. Roland, R. Harms, S. T. McCready, 1977, Poultry science.

The Lack of Response of 25-Hydroxy-Vitamin D3 on Egg Shell Quality or Other Criteria in Laying Hens

D. Roland, R. Harms, 1976 .

A rapid and effective technique for cropectomy in mature or maturing chickens.

D. Roland, R. Stonerock, R. Voitle, 1974, Poultry science.

The Incidence of Body-Checked and Misshapen Eggs in Relation to the Number of Hens Per Cage and Time of Oviposition

D. Roland, 1978 .

An Efficient Method and Procedure for Determining the Incidence of Uncollectable Eggs

D. Roland, 1977 .

Internal Quality, Composition and Defects of Eggs from Hens Fed a Calcium Deficient Diet

D. Roland, S. T. McCready, J. L. Fry, 1973 .

Influence of Calsporin on Commercial Leghorns

M. Bryant, D. Roland, S. Sohail, 2002 .

Effect of Reducing Cage Density on Performance and Economics of Second-Cycle (Force Rested) Commercial Leghorns

M. Bryant, D. Roland, S. Sohail, 2004 .

Effect of Nongenetically Modified Phytase Supplementation on Commercial Leghorns

D. Roland, S. Yadalam, H. A. Ahmad, 2003 .

The Effect of Glycine Supplementation on Performance of Broilers Fed Sub-marginal Protein with Adequate Synthetic Methionine and Lysine

M. Bryant, D. Roland, .. S.S.Sohail, 2003 .

Partial Explanation for Difference in Response of Hens Fed Diets Formulated Based on Lysine vs. Protein

M. Bryant, D. Roland, .. S.S.Sohail, 2003 .

Statistical Sensitivity Required to Detect Any Potential Difference of Bioavailability Between DL-Methionine and DL-Methionine Hydroxy Analogue in Layers

D. Roland, .. A.Bateman, .. B.Zinner, 2004 .

Bioavailability Estimation of DL-Methionine Hydroxy Analogue Relative to DL-Methionine in Layers Fed Milo-Soybean Diets Using Different Regression Models

M. Bryant, D. Roland, Z. Liu, 2004 .

A method to determine and factors that influence in vivo solubilization of phosphates in commercial Leghorn hens.

S. Rao, D. Roland, R. Gordon, 1995, Poultry Science.

Response to ten generations of divergent selection for tibial dyschondroplasia in broiler chickens: growth, egg production, and hatchability.

D. Roland, X. Zhang, D. Kuhlers, 1998, Poultry science.

BREEDING AND GENETICS

D. Roland, X. Zhang, D. Kuhlers, 1998 .

Ascertaining In vivo Phosphate Solubilization: Mineral Recovery Techniques and Phosphorus Sources

D. Roland, R. Gordon, 1999 .

Hemolysis of chicken erythrocytes by t-butyl hydroperoxide and protection by plasma.

R. C. Smith, D. Roland, J. Gore, 1988, Poultry science.

Influence of sodium aluminosilicate, hydroxy-sodalite, carnegieite, aluminum sulfate, and aluminum phosphate on performance of commercial Leghorns.

D. Roland, D. G. Barnes, S. M. Laurent, 1991, Poultry Science.

Studies on the Cause, Prevention and Artificial Creation of Pimpled Egg Shells

D. Roland, R. Harms, J. B. Thompson, 1975 .

Body weight and semen production of broiler breeder males as influenced by crude protein levels and feeding regimens during rearing.

C. Calvert, W. Berry, D. Roland, 1999, Poultry Science.

Performance and Profits of Commercial Leghorns as Influenced by Cage Row Position

M. Bryant, D. Roland, J. Self, 1997 .

Toxic shock-like syndrome in hens and its relationship to shell-less eggs.

F. Hoerr, D. Roland, E. Mora, 1984, Poultry science.

Observations on the Cause of Windowed Eggs

D. Roland, R. Harms, J. L. Fry, 1976 .