{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,8]],"date-time":"2026-09-08T12:53:25Z","timestamp":1788872005692,"version":"build-2803163510"},"reference-count":19,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2008,3,1]],"date-time":"2008-03-01T00:00:00Z","timestamp":1204329600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100012009","name":"United Soybean Board","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100012009","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["acsess.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Env Quality"],"published-print":{"date-parts":[[2008,3]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    Using 31\u2010phosphorus nuclear magnetic resonance spectroscopy (\n                    <jats:sup>31<\/jats:sup>\n                    P\u2010NMR) to characterize phosphorus (P) in animal manures and litter has become a popular technique in the area of nutrient management. To date, there has been no published work evaluating P quantification in manure\/litter samples with\n                    <jats:sup>31<\/jats:sup>\n                    P\u2010NMR compared to other accepted methods such as high performance liquid chromatography (HPLC). To evaluate the use of\n                    <jats:sup>31<\/jats:sup>\n                    P\u2010NMR to quantify\n                    <jats:italic>myo<\/jats:italic>\n                    \u2010inositol hexa\n                    <jats:italic>kis<\/jats:italic>\n                    phosphate (phytate) in ileal digesta, manure, and litter from broilers, we compared results obtained from both\n                    <jats:sup>31<\/jats:sup>\n                    P\u2010NMR and a more traditional HPLC method. The quantification of phytate in all samples was very consistent between the two methods, with linear regressions having slopes ranging from 0.94 to 1.07 and\n                    <jats:italic>r<\/jats:italic>\n                    <jats:sup>2<\/jats:sup>\n                    values of 0.84 to 0.98. We compared the concentration of total monoester P determined with\n                    <jats:sup>31<\/jats:sup>\n                    P\u2010NMR with the total inositol P content determined with HPLC and found a strong linear relationship between the two measurements having slopes ranging from 0.91 to 1.08 and\n                    <jats:italic>r<\/jats:italic>\n                    <jats:sup>2<\/jats:sup>\n                    values of 0.73 to 0.95. This suggests that\n                    <jats:sup>31<\/jats:sup>\n                    P\u2010NMR is a very reliable method for quantifying P compounds in manure\/litter samples.\n                  <\/jats:p>","DOI":"10.2134\/jeq2007.0134","type":"journal-article","created":{"date-parts":[[2008,2,11]],"date-time":"2008-02-11T21:40:21Z","timestamp":1202766021000},"page":"494-500","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":18,"title":["Evaluation of Phosphorus Characterization in Broiler Ileal Digesta, Manure, and Litter Samples:\n                    <sup>31<\/sup>\n                    P\u2010NMR vs. HPLC"],"prefix":"10.1002","volume":"37","author":[{"given":"A. B.","family":"Leytem","sequence":"first","affiliation":[{"name":"USDA\u2010ARS Northwest Irrigation and Soils Research Lab. 3793 N. 3600 E. Kimberly ID 83341\u20105076"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"P.","family":"Kwanyuen","sequence":"additional","affiliation":[{"name":"USDA\u2010ARS Soybean and Nitrogen Fixation Research Unit 3127 Ligon St. Raleigh NC 27607"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"P. W.","family":"Plumstead","sequence":"additional","affiliation":[{"name":"Dep. of Poultry Science College of Agriculture and Life Sciences, North Carolina State Univ. Raleigh NC 27695\u20107608"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"R. O.","family":"Maguire","sequence":"additional","affiliation":[{"name":"Crop and Soil Environmental Sciences Dep. Virginia Tech Blacksburg VA 24061"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"J.","family":"Brake","sequence":"additional","affiliation":[{"name":"Dep. of Poultry Science College of Agriculture and Life Sciences, North Carolina State Univ. Raleigh NC 27695\u20107608"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2008,3]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1093\/ps\/82.7.1140"},{"key":"e_1_2_7_3_1","doi-asserted-by":"publisher","DOI":"10.1021\/jf981375v"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11746-005-1046-9"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.2136\/sssaj2006.0003"},{"key":"e_1_2_7_6_1","doi-asserted-by":"crossref","first-page":"1495","DOI":"10.1002\/jsfa.2865","article-title":"Fecal P excretion from broiler chicks fed a variety of low phytate barley diets","volume":"87","author":"Leytem A.B.","year":"2006","journal-title":"J. Sci. Food Agric."},{"key":"e_1_2_7_7_1","doi-asserted-by":"publisher","DOI":"10.2134\/jeq2004.2306"},{"key":"e_1_2_7_8_1","doi-asserted-by":"publisher","DOI":"10.2134\/jeq2004.0413"},{"key":"e_1_2_7_9_1","doi-asserted-by":"publisher","DOI":"10.1079\/BJN19910029"},{"key":"e_1_2_7_10_1","doi-asserted-by":"publisher","DOI":"10.1021\/ac50058a031"},{"key":"e_1_2_7_11_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.1986.tb13875.x"},{"key":"e_1_2_7_12_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2621.1989.tb08591.x"},{"key":"e_1_2_7_13_1","volume-title":"SAS Users Guide: Statistics. Version 8.0","author":"SAS Institute","year":"1996"},{"key":"e_1_2_7_14_1","doi-asserted-by":"crossref","first-page":"426","DOI":"10.1093\/japr\/13.3.426","article-title":"Characterization of nutrients in built\u2010up broiler litter using trench and random walk sampling methods","volume":"13","author":"Singh A.","year":"2004","journal-title":"J. Appl. Poult. Res."},{"key":"e_1_2_7_15_1","doi-asserted-by":"publisher","DOI":"10.1093\/ps\/83.8.1358"},{"key":"e_1_2_7_16_1","doi-asserted-by":"crossref","first-page":"163","DOI":"10.1093\/japr\/13.2.163","article-title":"Sampling broiler litter: How many samples are needed?","volume":"13","author":"Tasistro A.S.","year":"2004","journal-title":"J. Appl. Poult. Res."},{"key":"e_1_2_7_17_1","doi-asserted-by":"publisher","DOI":"10.2134\/jeq2004.7570"},{"key":"e_1_2_7_18_1","doi-asserted-by":"publisher","DOI":"10.1021\/es0493042"},{"key":"e_1_2_7_19_1","doi-asserted-by":"crossref","first-page":"497","DOI":"10.2136\/sssaj2003.4970","article-title":"Phosphorus\u201031 nuclear magnetic resonance spectral assignments of phosphorus compounds in soil NaOH\u2013EDTA extracts","volume":"67","author":"Turner B.L.","year":"2003","journal-title":"Soil Sci. Soc. Am. J."},{"key":"e_1_2_7_20_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.ss.0000080332.10341.ed"}],"container-title":["Journal of Environmental Quality"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.2134%2Fjeq2007.0134","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/acsess.onlinelibrary.wiley.com\/doi\/pdf\/10.2134\/jeq2007.0134","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,16]],"date-time":"2025-10-16T14:32:40Z","timestamp":1760625160000},"score":1,"resource":{"primary":{"URL":"https:\/\/acsess.onlinelibrary.wiley.com\/doi\/10.2134\/jeq2007.0134"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2008,3]]},"references-count":19,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2008,3]]}},"alternative-id":["10.2134\/jeq2007.0134"],"URL":"https:\/\/doi.org\/10.2134\/jeq2007.0134","archive":["Portico"],"relation":{},"ISSN":["0047-2425","1537-2537"],"issn-type":[{"value":"0047-2425","type":"print"},{"value":"1537-2537","type":"electronic"}],"subject":[],"published":{"date-parts":[[2008,3]]},"assertion":[{"value":"2007-03-19","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2008-03-01","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}