Class information for: |
Basic class information |
| Class id | #P | Avg. number of references |
Database coverage of references |
|---|---|---|---|
| 24496 | 310 | 19.5 | 30% |
Hierarchy of classes |
The table includes all classes above and classes immediately below the current class. |
| Cluster id | Level | Cluster label | #P |
|---|---|---|---|
| 4 | 4 | ENVIRONMENTAL SCIENCES//GEOSCIENCES, MULTIDISCIPLINARY//METEOROLOGY & ATMOSPHERIC SCIENCES | 1766162 |
| 65 | 3 | SOIL SCIENCE//SOIL SCIENCE SOCIETY OF AMERICA JOURNAL//GEODERMA | 84825 |
| 4161 | 2 | DRY COMBUSTION//JOURNAL OF THE ASSOCIATION OF PUBLIC ANALYSTS//WALKLEY BLACK METHOD | 519 |
| 24496 | 1 | JOURNAL OF THE ASSOCIATION OF PUBLIC ANALYSTS//KJELDAHL METHOD//DUMAS METHOD | 310 |
Terms with highest relevance score |
| rank | Term | termType | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
|---|---|---|---|---|---|---|
| 1 | JOURNAL OF THE ASSOCIATION OF PUBLIC ANALYSTS | journal | 584875 | 8% | 25% | 24 |
| 2 | KJELDAHL METHOD | authKW | 443238 | 4% | 38% | 12 |
| 3 | DUMAS METHOD | authKW | 393999 | 2% | 67% | 6 |
| 4 | KJELDAHL | authKW | 331056 | 4% | 31% | 11 |
| 5 | JAS | authKW | 236394 | 2% | 40% | 6 |
| 6 | BARLEY ANALYSIS METHOD FOR | authKW | 197001 | 1% | 100% | 2 |
| 7 | DUMAS NITROGEN | authKW | 197001 | 1% | 100% | 2 |
| 8 | WORKING GRP ACCREDITAT ISO CEN STAND | address | 197001 | 1% | 100% | 2 |
| 9 | DUMAS | authKW | 143269 | 1% | 36% | 4 |
| 10 | KJELDAHL NITROGEN | authKW | 136799 | 2% | 28% | 5 |
Web of Science journal categories |
| Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
|---|---|---|---|---|---|
| 1 | Chemistry, Analytical | 3611 | 46% | 0% | 143 |
| 2 | Food Science & Technology | 3195 | 37% | 0% | 115 |
| 3 | Soil Science | 774 | 10% | 0% | 30 |
| 4 | Agronomy | 294 | 9% | 0% | 27 |
| 5 | Agriculture, Multidisciplinary | 164 | 5% | 0% | 16 |
| 6 | Chemistry, Applied | 102 | 6% | 0% | 19 |
| 7 | Plant Sciences | 100 | 9% | 0% | 29 |
| 8 | Agriculture, Dairy & Animal Science | 43 | 3% | 0% | 10 |
| 9 | Instruments & Instrumentation | 13 | 3% | 0% | 9 |
| 10 | Horticulture | 12 | 1% | 0% | 4 |
Address terms |
| Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
|---|---|---|---|---|---|
| 1 | WORKING GRP ACCREDITAT ISO CEN STAND | 197001 | 1% | 100% | 2 |
| 2 | ELING CONSUMER SERV | 110809 | 1% | 38% | 3 |
| 3 | ATR FOOD NUTR SCI | 98501 | 0% | 100% | 1 |
| 4 | BIOL STANDARD QUAL CONTROL | 98501 | 0% | 100% | 1 |
| 5 | DEP BIOL PHYSIOL VEG | 98501 | 0% | 100% | 1 |
| 6 | DIMEG MECH ENGN ENERGET MANAGERIAL ENGN | 98501 | 0% | 100% | 1 |
| 7 | DV FRUITS HORT TECHNOL | 98501 | 0% | 100% | 1 |
| 8 | DV POST HARVEST TECHNOL | 98501 | 0% | 100% | 1 |
| 9 | FA CSCI LETTERS | 98501 | 0% | 100% | 1 |
| 10 | FEHERJE BIOTECHNOL IRODA | 98501 | 0% | 100% | 1 |
Journals |
| Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
|---|---|---|---|---|---|
| 1 | JOURNAL OF THE ASSOCIATION OF PUBLIC ANALYSTS | 584875 | 8% | 25% | 24 |
| 2 | JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS | 18500 | 7% | 1% | 22 |
| 3 | COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS | 7557 | 7% | 0% | 23 |
| 4 | AUSTRALIAN JOURNAL OF DAIRY TECHNOLOGY | 5296 | 2% | 1% | 7 |
| 5 | CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY | 3324 | 1% | 1% | 4 |
| 6 | JOURNAL OF AOAC INTERNATIONAL | 3324 | 4% | 0% | 13 |
| 7 | BIOTECH FORUM EUROPE | 3076 | 0% | 3% | 1 |
| 8 | ANALUSIS | 2873 | 3% | 0% | 8 |
| 9 | MONATSSCHRIFT FUR BRAUWISSENSCHAFT | 2377 | 1% | 1% | 3 |
| 10 | LEBENSMITTEL INDUSTRIE | 2237 | 0% | 2% | 1 |
Author Key Words |
| Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | KJELDAHL METHOD | 443238 | 4% | 38% | 12 | Search KJELDAHL+METHOD | Search KJELDAHL+METHOD |
| 2 | DUMAS METHOD | 393999 | 2% | 67% | 6 | Search DUMAS+METHOD | Search DUMAS+METHOD |
| 3 | KJELDAHL | 331056 | 4% | 31% | 11 | Search KJELDAHL | Search KJELDAHL |
| 4 | JAS | 236394 | 2% | 40% | 6 | Search JAS | Search JAS |
| 5 | BARLEY ANALYSIS METHOD FOR | 197001 | 1% | 100% | 2 | Search BARLEY+ANALYSIS+METHOD+FOR | Search BARLEY+ANALYSIS+METHOD+FOR |
| 6 | DUMAS NITROGEN | 197001 | 1% | 100% | 2 | Search DUMAS+NITROGEN | Search DUMAS+NITROGEN |
| 7 | DUMAS | 143269 | 1% | 36% | 4 | Search DUMAS | Search DUMAS |
| 8 | KJELDAHL NITROGEN | 136799 | 2% | 28% | 5 | Search KJELDAHL+NITROGEN | Search KJELDAHL+NITROGEN |
| 9 | ALBUMIN CALIBRATORS CAUSE SYSTEMATIC PROTEIN BIAS | 98501 | 0% | 100% | 1 | Search ALBUMIN+CALIBRATORS+CAUSE+SYSTEMATIC+PROTEIN+BIAS | Search ALBUMIN+CALIBRATORS+CAUSE+SYSTEMATIC+PROTEIN+BIAS |
| 10 | ALKALINE PERSULFATE | 98501 | 0% | 100% | 1 | Search ALKALINE+PERSULFATE | Search ALKALINE+PERSULFATE |
Core articles |
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c: (1) Number of references referring to publications in the class. (2) Share of total number of active references referring to publications in the class. (3) Age of the article. New articles get higher score than old articles. (4) Citation rate, normalized to year. |
| Rank | Reference | # ref. in cl. |
Shr. of ref. in cl. |
Citations |
|---|---|---|---|---|
| 1 | SAEZ-PLAZA, P , MICHALOWSKI, T , NAVAS, MJ , ASUERO, AG , WYBRANIEC, S , (2013) AN OVERVIEW OF THE KJELDAHL METHOD OF NITROGEN DETERMINATION. PART I. EARLY HISTORY, CHEMISTRY OF THE PROCEDURE, AND TITRIMETRIC FINISH.CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY. VOL. 43. ISSUE 4. P. 178 -223 | 79 | 37% | 14 |
| 2 | SAEZ-PLAZA, P , NAVAS, MJ , WYBRANIEC, S , MICHALOWSKI, T , ASUERO, AG , (2013) AN OVERVIEW OF THE KJELDAHL METHOD OF NITROGEN DETERMINATION. PART II. SAMPLE PREPARATION, WORKING SCALE, INSTRUMENTAL FINISH, AND QUALITY CONTROL.CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY. VOL. 43. ISSUE 4. P. 224 -272 | 75 | 36% | 7 |
| 3 | BURNS, DT , WALKER, M , ELAHI, S , COLWELL, P , (2011) NITROGEN FACTORS AS A PROXY FOR THE QUANTITATIVE ESTIMATION OF HIGH VALUE FLESH FOODS IN COMPOUND PRODUCTS, A REVIEW AND RECOMMENDATIONS FOR FUTURE WORK.ANALYTICAL METHODS. VOL. 3. ISSUE 9. P. 1929 -1935 | 16 | 100% | 0 |
| 4 | SERRANO, S , RINCON, F , GARCIA-OLMO, J , (2013) CEREAL PROTEIN ANALYSIS VIA DUMAS METHOD: STANDARDIZATION OF A MICRO-METHOD USING THE EUROVECTOR ELEMENTAL ANALYSER.JOURNAL OF CEREAL SCIENCE. VOL. 58. ISSUE 1. P. 31-36 | 13 | 76% | 4 |
| 5 | WILES, PG , GRAY, IK , KISSLING, RC , (1998) ROUTINE ANALYSIS OF PROTEINS BY KJELDAHL AND DUMAS METHODS: REVIEW AND INTERLABORATORY STUDY USING DAIRY PRODUCTS.JOURNAL OF AOAC INTERNATIONAL. VOL. 81. ISSUE 3. P. 620-632 | 12 | 92% | 104 |
| 6 | JUNG, S , RICKERT, DA , DEAK, NA , ALDIN, ED , RECKNOR, J , JOHNSON, LA , MURPHY, PA , (2003) COMPARISON OF KJELDAHL AND DUMAS METHODS FOR DETERMINING PROTEIN CONTENTS OF SOYBEAN PRODUCTS.JOURNAL OF THE AMERICAN OIL CHEMISTS SOCIETY. VOL. 80. ISSUE 12. P. 1169-1173 | 8 | 100% | 74 |
| 7 | DHALIWAL, GS , GUPTA, N , KUKAL, SS , MEETPAL-SINGH , (2014) STANDARDIZATION OF AUTOMATED VARIO EL III CHNS ANALYZER FOR TOTAL CARBON AND NITROGEN DETERMINATION IN PLANTS.COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS. VOL. 45. ISSUE 10. P. 1316-1324 | 8 | 80% | 1 |
| 8 | SIMONNE, AH , SIMONNE, EH , EITENMILLER, RR , MILLS, HA , CRESMAN, CP , (1997) COULD THE DUMAS METHOD REPLACE THE KJELDAHL DIGESTION FOR NITROGEN AND CRUDE PROTEIN DETERMINATIONS IN FOODS?.JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE. VOL. 73. ISSUE 1. P. 39-45 | 12 | 80% | 51 |
| 9 | MILLER, EL , BIMBO, AP , BARLOW, SM , SHERIDAN, B , (2007) REPEATABILITY AND REPRODUCIBILITY OF DETERMINATION OF THE NITROGEN CONTENT OF FISHMEAL BY THE COMBUSTION (DUMAS) METHOD AND COMPARISON WITH THE KJELDAHL METHOD: INTERLABORATORY STUDY.JOURNAL OF AOAC INTERNATIONAL. VOL. 90. ISSUE 1. P. 6-20 | 7 | 100% | 10 |
| 10 | WHITESELL, T , AALHUS, JL , LARSEN, IL , JUAREZ, M , (2014) EVALUATION OF A RAPID PROTEIN ANALYZER AS A RESEARCH TOOL FOR LEAN BEEF COMPOSITION: EFFECTS OF STORAGE TIME AND FREEZING.JOURNAL OF FOOD COMPOSITION AND ANALYSIS. VOL. 33. ISSUE 1. P. 67-70 | 6 | 86% | 0 |
Classes with closest relation at Level 1 |