المؤلفون: Hristov, A.N., Heyler, K., Schurman, E., Griswold, K., Topper, P., Hile, M., Ishler, V., Fabian-Wheeler, E., Dinh, S.

المصدر: The Professional Animal Scientist ; volume 31, issue 1, page 68-79 ; ISSN 1080-7446

الاتاحة: http://dx.doi.org/10.15232/pas.2014-01360
https://api.elsevier.com/content/article/PII:S1080744615300097?httpAccept=text/xml
https://api.elsevier.com/content/article/PII:S1080744615300097?httpAccept=text/plain

المؤلفون: Weeks, H.L., Frederick, T.W., Hagan, L.M., Heyler, K., Oh, J., Hristov, A.N.

المصدر: The Professional Animal Scientist ; volume 31, issue 5, page 473-483 ; ISSN 1080-7446

الاتاحة: http://dx.doi.org/10.15232/pas.2015-01400
https://api.elsevier.com/content/article/PII:S108074461530070X?httpAccept=text/xml
https://api.elsevier.com/content/article/PII:S108074461530070X?httpAccept=text/plain

المؤلفون: Tekippe, J. A., Hristov, A. N., Heyler, K. S., Zheljazkov, V. D., Ferreira, J. F. S., Cantrell, C. L., Varga, G. A.

المصدر: Canadian Journal of Animal Science ; volume 92, issue 3, page 395-408 ; ISSN 0008-3984 1918-1825

الاتاحة: http://dx.doi.org/10.4141/cjas2012-059
http://www.nrcresearchpress.com/doi/full-xml/10.4141/cjas2012-059
http://www.nrcresearchpress.com/doi/pdf/10.4141/cjas2012-059

المؤلفون: Brown, N. E., Ishler, V. A., Cassidy, T. W., Heyler, K., Varga, G. A.

المصدر: Journal of Animal Science; Aug2006 Supplement 1, Vol. 84, p106-106, 1/3p

مصطلحات موضوعية: COMPOSITION of milk, MILK yield, MANURES, FORAGE, COWS, FORAGE plants, CORN stover, MILK contamination

المؤلفون: Lee, C.¹, Cassidy, T. W.¹, Heyler, K. S.¹, Lapierre, H.², Varga, G. A.¹, Parys, C.³, Hristov, A. N.¹ anh13@psu.edu

المصدر: Journal of Dairy Science. Sep2012, Vol. 95 Issue 9, p5253-5268. 16p. 7 Charts, 2 Graphs.

مصطلحات موضوعية: *AMINO acid supplements, *NITROGEN in animal nutrition, *MILK yield, *MANURE ammonia content, *METHIONINE, *LYSINE in animal nutrition, *DAIRY cattle feeding & feeds

المؤلفون: Lee, C.¹, Hristov, A. N.¹ anh13@psu.edu, Heyler, K. S.¹, Cassidy, T. W.¹, Long, M.¹, Corl, B. A.², Karnati, S. K. R.³

المصدر: Journal of Dairy Science. Nov2011, Vol. 94 Issue 11, p5544-5557. 14p. 1 Black and White Photograph, 6 Charts, 1 Graph.

مصطلحات موضوعية: *PROTEINS, *COCONUT oil, *RUMEN (Ruminants), *MICROBIAL proteins, *DAIRY farming, *DAIRY cattle

المؤلفون: Tekippe, J. A.¹, Hristov, A. N.¹ anh13@psu.edu, Heyler, K. S.¹, Cassidy, T. W.¹, Zheljazkov, V. D.², Ferreira, J. F. S.³, Karnati, S. K.⁴, Varga, G. A.¹

المصدر: Journal of Dairy Science. Oct2011, Vol. 94 Issue 10, p5065-5079. 15p. 7 Charts, 2 Graphs.

المؤلفون: Lee, C.¹, Giallongo, F.¹, Hristov, A. N.¹ anh13@psu.edu, Lapierre, H.², Cassidy, T. W.¹, Heyler, K. S.¹, Varga, G. A.¹, Parys, C.³

المصدر: Journal of Dairy Science. Mar2015, Vol. 98 Issue 3, p1885-1902. 18p.

مصطلحات موضوعية: *PROTEIN research, *MILK proteins, *COWS, *MILK yield, *ANIMAL feeding behavior

المؤلفون: Tekippe, J. A., Hristov, A. N., Heyler, K. S., Cassidy, T. W., Zheljazkov, V. D., Ferreira, J. F. S., Karnati, S. K., Varga, G. A.

المصدر: Journal of Dairy Science. Jan2012, Vol. 95 Issue 1, p498-498. 1p. 1 Chart.

مصطلحات موضوعية: DAIRY cattle, COWS

المؤلفون: J. Oh¹, Hristov, A. N.¹ anh13@psu.edu, C. Lee¹, Cassidy, T.¹, Heyler, K.¹, Varga, G. A.¹, Pate, J.¹, Walusimbi, S.¹, Brzezicka, E.¹, Toyokawa, K.¹, Werner, J.², Donkin, S. S.³, Elias, R.⁴, Dowd, S.⁵, Bravo, D.⁶

المصدر: Journal of Dairy Science. Dec2013, Vol. 96 Issue 12, p7830-7843. 14p.

مصطلحات موضوعية: *DAIRY cattle feeding & feeds, *PHYTONUTRIENTS, *GUT microbiome, *LACTATION in cattle, *DRY matter in animal nutrition, *MILK yield

المؤلفون: Tekippe, J. A.¹, Tacoma, R.¹, Hristov, A. N.¹ anh13@psu.edu, Lee, C.¹, Oh, J.¹, Heyler, K. S.¹, Cassidy, T. W.¹, Varga, G. A.¹, Bravo, D.²

المصدر: Journal of Dairy Science. Dec2013, Vol. 96 Issue 12, p7892-7903. 12p.

مصطلحات موضوعية: *RUMEN fermentation, *LACTATION in cattle, *PHYSIOLOGICAL effects of essential oils, *MILK yield, *DAIRY cattle feeding & feeds, *COMPOSITION of milk

المؤلفون: Hristov, A. N.¹ anh13@psu.edu, Lee, C.¹, Cassidy, T.¹, Heyler, K.¹, Tekippe, J. A.¹, Varga, G. A.¹, Corl, B.², Brandt, R. C.³

المصدر: Journal of Dairy Science. Feb2013, Vol. 96 Issue 2, p1189-1202. 14p. 9 Charts.

مصطلحات موضوعية: *DAIRY farming research, *RUMEN fermentation, *FATTY acid content of milk, *OREGANO, *METHANE, *DAIRY cattle

المؤلفون: Lee, C.¹, Hristov, A. N.¹ anh13@psu.edu, Cassidy, T. W.¹, Heyler, K. S.¹, Lapierre, H.², Varga, G. A.¹, Patton, R. A.³, Parys, C.⁴, de Veth, M. J.⁵

المصدر: Journal of Dairy Science. Oct2012, Vol. 95 Issue 10, p6042-6056. 15p. 7 Charts.

مصطلحات موضوعية: *LYSINE in animal nutrition, *METHIONINE, *MILK proteins, *MILK yield, *CATTLE feeding & feeds

المؤلفون: Rico, D. E.¹, Chung, Y.-H.¹, Martinez, C. M.¹, Cassidy, T. W.¹, Heyler, K. S.¹, Varga, G. A.¹ gvarga@psu.edu

المصدر: Journal of Dairy Science. Jun2012, Vol. 95 Issue 6, p3310-3317. 8p. 6 Charts.

مصطلحات موضوعية: *GLYCERIN, *DAIRY cattle feeding & feeds, *RUMINATION (Digestion), *FERMENTATION, *MICROBIAL proteins

المؤلفون: Hristov, A. N.¹ (AUTHOR) anh13@psu.edu, Lee, C.¹ (AUTHOR), Cassidy, T.¹ (AUTHOR), Long, M.¹ (AUTHOR), Heyler, K.¹ (AUTHOR), Corl, B.² (AUTHOR), Forster, R.³ (AUTHOR)

المصدر: Journal of Dairy Science. Jan2011, Vol. 94 Issue 1, p382-395. 14p.

مصطلحات موضوعية: *LAURIC acid, *RUMEN fermentation, *FATTY acids, *LACTATION, *GREENHOUSE gases, *METHANE, *DAIRY cattle, *COMPOSITION of milk

المؤلفون: Hristov, A. N.¹ anh13@psu.edu, Varga, G.¹, Cassidy, T.¹, Long, M.¹, Heyler, K.¹, Karnati, S. K. R.², Corl, B.³, Hovde, C. J.⁴, Yoon, I.⁵

المصدر: Journal of Dairy Science. Feb2010, Vol. 93 Issue 2, p682-692. 11p. 1 Black and White Photograph, 4 Charts, 2 Graphs.

مصطلحات موضوعية: *SACCHAROMYCES cerevisiae, *RUMEN fermentation, *INGESTION, *MANURE gases, *DAIRY cattle