research overview
- Provide consultation and collaborative research facilities for statistics and related quantitative methodology to faculty and graduate students of the New York State Agricultural Experiment Station.
Networks
Co-Authors
Map Of Science
Barnard, John
Cornell Academic Staff
Positions
- Senior Research Associate, Geneva Computer Center, New York State Agricultural Experiment Station (NYSAES) - 2011
- Visiting Scholar, Food Science & Technology at Geneva - 2011
Statistician providing consultation in agricultural-related research. Retired visiting scholar.
- Research
- Publications
- Background
- Other
- View All
Research
keywords
- experimental design
- statistical analysis
Publications
individual publications
-
academic article
- Effect of Blanching and Drying Temperature on Polyphenolic Compound Stability and Antioxidant Capacity of Apple Pomace.. Food & Bioprocess Technology. 5:2201-2210. 2012
- Nixtamalization in two steps with different calcium salts and the relationship with chemical, texture and thermal properties in masa and tortilla.. Journal of Food Process Engineering. 35:772-783. 2012
- Mixture Perception of rORI7 Agonists with Similar Odors. Chemosensory Perception. 4:91-98. 2011
- Changes in mass transfer, thermal and physicochemical properties during nixtamalization of corn with and without agitation at different temperatures.. Journal of Food Engineering. 98:76-83. 2010
- Effect of stepwise blanching and calcium chloride solution on texture and structural properties of jalapeño peppers in brine.. Food Technology & Biotechnology. 47:464-470. 2009
- Taste-odor integration in espresso coffee. Chemosensory Perception. 1:147-152. 2008
- Free-choice profiling of OR-17 agonists and homologues using GCO. Chemosensory Perception. 1:235-241. 2008
- Modification of branching behavior in apical-dominant apple trees with plant growth regulators and their residual effects on tree growth after transplanting. Journal of the American Pomological Society. 62:160-172. 2008
- Effect of ultrasound on the mass transfer and physical changes in brine bell pepper at different temperatures. Journal of Food Engineering. 81:374-379. 2007
- Functional properties of extrudates prepared with blends of wheat flour/pinto bean meal with added wheat bran. Food Science and Technology International. 13:301-308. 2007
- Evaluation of transgenic ‘Chardonnay’ (Vitis vinifera) containing magainin genes for resistance to crown gall and powdery mildew diseases. Transgenic Research. 15:69-82. 2006
- Improving textural quality in frozen jalapeño pepper by low temperature blanching in calcium chloride solution. International Journal of Food Science and Technology. 40:401-410. 2005
- Long-term study of somatic embryogenesis from anthers and ovaries of twelve grapevine (Vitis sp.) genotypes. In Vitro Cellular and Developmental Biology - Plant. 41:232-239. 2005
- Natural Growth Habit of Sweet Cherry Maiden Trees. Journal of the American Pomological Society. 59:104-110. 2005
- Modeling of Escherichia coli: O157:H7 Inactivation by UV Irradiation at different pH Values in Apple Cider. Journal of Food Protection. 67:1153-1156. 2004
- Quantification of substratum contact required for initiation of Colletotrichum graminicola appressoria. Fungal Genetics and Biology. 41:1-12. 2004
- Structural and physical properties of dried Anaheim chili peppers modified by low temperature blanching. Journal of the Science of Food and Agriculture. 84:59-65. 2004
- Evaluation of degree-day and julian-day logistic models in predicting cabbage maggot (Diptera: Anthomyiidae) emergence and flight in Upstate New York. Journal of Entomological Science. 38:525-532. 2003
- Kinetics of calcium ion absorption into carrot tissue during immersion in calcium chloride solutions. Journal of Food Processing and Preservation. 27:75-85. 2003
- Low temperature blanching of frozen carrots with calcium chloride solutions at different holding times. Journal of Food Processing and Preservation. 26:361-374. 2002
- Texture of rehydrated bell peppers modified by low-temperature blanching and calcium addition. International Journal of Food Science and Technology. 36:523-527. 2001
- Chemical suppression of spininess of Geneva 30 (G.30) apple rootstocks and its residual effects on nursery tree characteristics. Australian Journal of Experimental Agriculture. 40:451-456. 2000
- Optimisation of low temperature blanching of frozen jalapeño pepper (Capsicum annuum) using response surface methodology. Journal of Food Science. 63:519-522. 1998
- Sensitivity of vegetative buds of ornamental pear (Pyrus calleryana Desc.) to mechanical damage with branched and unbranched nursery trees. Zeszyty Naukowe Akademii Rolniczej im. H. Kollataja w Krakowie. 57:445-448. 1998
- Detection and quantitation of resistance of Venturia inaequalis to sterol demethylation inhibitors. Phytopathology. 87:184-190. 1997
- Estimating the contribution of canopy components to direct light interception of apple trees using a laser-assisted device. Environmental and Experimental Botany. 37:63-72. 1997
- Carbon balance as a physiological basis for the interactions of European Red Mite and crop load on 'Starkrimson Delicious' apple trees. Journal of American Society of Horticultural Science. 121:959-956. 1996
- Influence of water potential on survival of sclerotia in soil and on colonisation of bean stem segments by Macrophomina phaseolina. Plant Disease. 80:1351-1354. 1996
- Interactions of European Red Mite and crop load on maturity and quality, mineral concentrations and economic value of 'Starkrimson Delicious' apples. Journal of American Society of Horticultural Science. 121:967-972. 1996
- Optimisation of the blanching process for crispness of banana chips using response surface methodology. Journal of Food Science. 61:165-166. 1996
- An expolinear model of the growth pattern of the apple fruit. Journal of Horticultural Science. 70. 1995
- Susceptibility of beans seeds to thermal and impact damage. Journal of Agricultural Engineering Research. 61:137-144. 1995
- Response of Rhizoctonia solani and binucleate Rhizoctonia to five fungicides and control of pocket rot of table beets with foliar sprays. Plant Disease. 78:1033-1037. 1994
- Isozyme diversity in the cowpea species complex. Crop Science. 33:606-613. 1993
- Variation and error in estimates of ascospore maturity and discharge derived from examination of crushed pseudothecia of Venturia inaequalis. Plant Disease. 76:717-720. 1992
- Sensory thresholds: estimation from dose-response curves. Journal of Sensory Studies. 6:205-225. 1991
- Snap bean plant responses to zinc sulphate and manganese sulphate fertilisation on tile-drained calcareous glacial till soils. Journal of the American Society for Horticultural Science. 115:540-546. 1990
- Variance in estimates of ascospore maturity and discharge in Venturia inaequalis. Phytopathology. 80:973. 1990
- A system for quantifying behaviour of neonate caterpillars and other small, slow-moving animals. Canadian Entomologist, The. 121:1125-1126. 1989
- Sweet corn seedling responses to band-applied sources and rates of nitrogen fertilizers. HortScience. 24:616-619. 1989
- Analysis of resistance in cabbage varieties to damage by Lepidoptera and Thysanoptera. Journal of Economic Entomology. 81:634-640. 1988
- Desktop computer based collection and analysis of creep-compliance data on fluid foods. Journal of Texture Studies. 18:405-413. 1988
- Sweet corn seedling responses to band-applied nitrogen, phosphorus and potassium fertilisers. Journal of the American Society for Horticultural Science. 113:336-342. 1988
- Variation in odour detection thresholds determined by charm analysis. Chemical Senses. 13:435-444. 1988
- Arthropods associated with pesticide leach lines in selected orchards in central New York. Environmental Toxicology and Chemistry. 5:61-68. 1986
- Charm analysis of apple volatiles. Food Chemistry. 19:137-147. 1986
- A procedure for the sensory analysis of gas chromatographic effluents. Food Chemistry. 14:273-286. 1984
- Sampling strategies for mycorrhizal research. New Phytologist. 98:475-479. 1984
- Sensory analysis of carbonated apple juice using response surface methodology. Journal of Food Science. 49:1595-1597. 1984
- Effects of cabbage looper imported cabbageworm and diamondback moth on fresh market and processing cabbage. Journal of Economic Entomology. 75:742-745. 1982
- Automated analysis of charts from continuously recording weather instruments. Phytopathology. 69:1103-1105. 1979
- Prediction of Apple Maggot Fly emergence from thermal unit accumulations. Environmental Entomology. 8:51-54. 1979
- Computer-assisted readout of data from texture profile analysis curves. Journal of Texture Studies. 9:481-494. 1978
- Probability integral of the Normal range. Journal of the Royal Statistical Society. Series C (Applied Statistics). 27:197-198. 1978
- Computer indexing of A.S.H.S. publications. HortScience. 12:104-108. 1977
- Effect of daminozide on 'Concord’ grapes. Journal of the American Society for Horticultural Science. 102:218-222. 1977
- Specific rotation of α-D- and ß-D-fructofuranose. Carboydrate Research. 58:209-211. 1977
- Effect of parental component complementation on yield and components of yield in barley. Crop Science. 16:673-677. 1976
- Geosmin, the earthy component of table beet odor. Journal of Agricultural and Food Chemistry. 24:430-1. 1976
- Leaf canopy as related to yield in barley. Agronomy Journal. 68:398-402. 1976
- Thermal conductivity and thermal diffusivity of process variety squash and white potatoes.. Transactions of the American Society of Agricultural Engineers. 18:1188-1192. 1975
-
article
- Regression model for genotypical stability 1983
- Duncan’s multiple range test 1981
- SCAMP: a computer-based information delivery system for Cooperative Extension 1981
- Documentation of computer programs 1980
- Soil and air temperature at Geneva, New York 1980
- Solar radiation at Geneva, New York: variations in intensity and duration 1964-1975 1975
- Michigan 1972
- Michigan 1970
-
booksection
- Predicting corn and wheat yields from lilac phenology and weather data. Vol. Bulletin 684. 1978
-
chapter
- The analysis of odour-active volatiles in gas chromatographic effluents. Analysis of Volatiles. 251-267. 1984
-
conference paper
- Effects of crop load on the flavour character of Concord grape juice determined by descriptive sensory analysis. Proceedings of the 4th International Symposium on Cool Climate Enology & Viticulture, Rochester, New York. 24-27. 1996
- Gas chromatography-olfactometry and CharmAnalysis. Trends in Flavour Research, Proceedings of the 7th Weurman Flavour Research Symposium, Noordwijkerhout, Netherlands. 211-220. 1994
- Development of a drying procedure following matriconditioning of snap bean seeds. Drying ’92, Proceedings of the 8th International Drying Symposium, Montreal, Québec. 1341-1349. 1992
- Genetic diversity of landraces of Portuguese cabbages and kales, Brassica oleracea L. Proceedings of the 6th Crucifer Genetics Workshop, Cornell University, Ithaca, New York. 35. 1990
- Chem-News: an on-line pesticide information for New York State. Proceedings of the International Conference on Computers in Agricultural Extension Programs. 84-86. 1986
- Preliminary field observations of meadow vole preferences among selected apple clones. Proceedings of the 4th Eastern Pine and Meadow Vole Symposium, Winchester, Virginia. 50-54. 1980
-
document part
- Changes in mass transfer, thermal and physical properties during nixtamalization of corn with and without agitation at different temperatures 2008
- Mecanismos de absorción de humedad y calcio durante el proceso nixtamalización a diferentes temperaturas con y sin agitación 2008
- Propiedades fisicoquímicas y térmicas durante la nixtamalización a diferentes temperaturas con y sin agitación 2008
- Using gas chromatography-olfactometry to measure odorant-specific sensory deficits 2007
- Diffusion of sucrose during prune rehydration 2006
- Effect of calcium chloride solution and low temperature blanching on texture and structural properties in brine jalapeño pepper 2006
- Texture and physical properties of prunes rehydrated in solutions of sucrose at different temperatures 2006
- Functional properties of extrudates from blends of wheat flour/Pinto bean meal with added wheat bran. . 45. 2004
- Mass transfer and physical changes in brine bell pepper with and without ultrasound at different temperatures.. 38. 2004
- Using gas chromatography ofactometry (GCO) to measure odourant-specific deficits (OSDs) in humans 2004
- Modeling of Escherichia coli: 0157:H7 inactivation by UV irradiation at different pH in apple cider 2003
- Ultrastructural and physical properties of rehydrated Anaheim chili peppers modified by low temperature blanching 2003
- Improving quality of dried green peppers using sorbitol and salt solution, and vacuum infusion pretreatment 2001
- Kinetics of uptake of sorbitol and salt in diced pepper tissue using vacuum infusion 2001
- Interactive effects of low temperature blanching in calcium chloride solutions at different holding times in frozen carrots. 137. 2000
- Population trends of adult cabbage maggot (Diptera: Anthomyiidae) in relation to degree-day accumulations in upstate New York 2000
- Mechanism of absorption of calcium ion in carrot tissue during immersion in calcium chloride solution 1999
- Estudio de la difusión de sacarosa durante el proceso de rehidratación de ciruela 1998
- Effects of crop load on the flavour character of Concord grape juice determined by descriptive sensory analysis. 251. 1997
- Effect of blanching treatments on crispness of banana chips. 71. 1995
- Perceived odour character of Concord grape juice components determined by gas chromatography-olfactometry (GCO) with eight subjects. 781. 1995
- The perceived odor character of Concord grape juice determined by quantitative descriptive analyses (QDA) with eight subjects for natural and flavor-enhanced Concord grape juice. 739. 1995
- Effect of sulphur dioxide and yeast starter culture on chemical composition and sensory quality of Chardonnay wines. 474. 1994
- Network infrastructures 1994
- Sensory threshold evaluated from dose-response curves. 550. 1991
- Variance in estimates of ascospore maturity and discharge in Venturia inaequalis. 973. 1990
- A comparison of detection thresholds determined by charm analysis and sensory evaluation. 725. 1989
- Heat induced modification of odour-active volatiles in extracts of New York grape cultivars. 98. 1987
- Introduction to charm analysis. 637. 1987
- Microcomputer based data collection and estimation of creep-compliance parameters of liquid foods 1987
- Multivariate analysis of charm responses from 12 New York grape cultivars. 98. 1987
- Variation in odour detection thresholds determined by charm analysis. 678-679. 1987
- Analysis of odour-active volatiles in Concord grape flavour 1985
- Interfacing with statisticians 1985
- Arthropods associated with pesticide leach lines in selected orchards in central New York 1984
- Computers at Geneva: past, present, and future 1984
- Effect of carbonation level and soluble solids on the response to various sensory parameters 1984
- Canonical analysis of a response surface. 7-10. 1983
- Computer information management systems in crop protection 1983
- Info in a multi-language environment 1982
- Action thresholds for Lepidoptera on fresh market and processing cabbage in New York 1981
- Genstat 1981
- Genstat 1980
- Genotype-environment effects in oats. 3074. 1979
- Computer-assisted readout of data from a texture profile 1977
- Leaf canopy and yield in barley. 701. 1975
- Specific combining ability and the components of yield in a 14×14 diallel cross of corn, Zea mays L. 8. 1972
- Modelling genetic and evolutionary systems 1971
-
manual
-
report
- Relation between structure and optical rotation of methyl pentapyranosides. . 8. 2009
- fick2: Estimation of diffusivity using R 2008
- Farm Ecosystem and Management Factors Contributing to Pest Suppression on Organic and Conventional Farms 2005
- Errors in relative expression ratios from real-time RT-PCR 2004
- Response surface analysis using R 2004
- Estimation of diffusivity using R 2003
- Maximum likelihood estimation for models of log-reduction values 2002
- Temperature and rainfall records at Geneva, New York 1999
- Estimation of diffusivity using S PLUS 1998
- Formatting comparable nucleotide sequences 1997
- Genstat and S-PLUS codes for recovering interblock and intergradient information 1997
- Genstat and SAS programs for recovering interblock, interrow-column, and intergradient information 1997
- S-PLUS function for recovering interblock, interrow-column, and intergradient information 1997
- Computer analysis of standard experimental designs (with Genstat, Minitab, S, and SAS) 1994
- QUIKMAP: a Microsoft® Excel spreadsheet for making a quick comparison between markers in a linkage group and a new marker 1994
- Breeding for resistance to bacterial brown spot. 46-47. 1992
- Genstat procedures for calculating measures of genetical diversity 1991
- GFT for the Macintosh computer and Summagraphics digitiser 1986
- MTYPE: a postprocessor for Muse files 1985
- A study of certain sensory characteristics of carbonated apple juice. 8-11. 1984
- Fitting a sum of exponentials by Prony’s method 1984
- The classification of apple cultivars through flavour chemistry. 4-8. 1984
- Minimum and maximum temperatures and record periods of warm and cold, wet and dry weather at Geneva, N.Y 1983
- Solar and diffuse sky radiation at Geneva, New York: totals and means 1970-1982 1983
- Genstat Notes 1982
- Perspectives on computing in the 1980s. 1-3. 1982
- What are the odds for maximum and minimum temperatures in New York State? 1981
- Two computer programs used in the analysis of rectangular and circular charts from continuously recording weather instruments 1979
- Varityper phototypesetter support for the Prime Computer 1979
- IBM 1800 subroutine support for the MFE 5000 buffered data terminal 1976
- IBM 1800 subroutine support for the Summagraphics digitiser 1976
- The preparation of Varityper phototypesetter compatible paper tapes on the IBM 1800 computer 1976
- NGL: a program to fit Nelder’s generalised logistic function 1974
- STAT: a user’s guide to the New York State Agricultural Experiment Station statistical programmes 1974
- Analysis of partially balanced incomplete block designs with two associate classes 1972
- LATTICE 6500: Analysis of square and rectangular lattice experiments 1972
- An algorithm to write equations for the Gardner-Eberhart variety cross diallel 1971
- Geometric parental selection 1971
- Parental selection by computer 1971
-
review
- CHEM-NEWS--an on-line pesticide information program 1983
- Algorithm for a design matrix 1972
Background
education and training
- Ph.D. in, Michigan State University 1975
- M.S. in, Michigan State University 1970
- University of Newcastle-upon-Tyne 1968
awards and honors
- Dyplom Uznania, 2009
Other
college
- CALS
research keyword
- experimental design
- statistical analysis