Class information for: |
Basic class information |
| Class id | #P | Avg. number of references |
Database coverage of references |
|---|---|---|---|
| 4161 | 519 | 21.5 | 35% |
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 |
| 28329 | 1 | DRY COMBUSTION//WALKLEY BLACK METHOD//WALKLEY BLACK | 209 |
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 | DRY COMBUSTION | authKW | 809660 | 3% | 81% | 17 |
| 2 | JOURNAL OF THE ASSOCIATION OF PUBLIC ANALYSTS | journal | 349328 | 5% | 25% | 24 |
| 3 | WALKLEY BLACK METHOD | authKW | 342302 | 2% | 73% | 8 |
| 4 | DUMAS METHOD | authKW | 320315 | 1% | 78% | 7 |
| 5 | WALKLEY BLACK | authKW | 302573 | 1% | 86% | 6 |
| 6 | KJELDAHL METHOD | authKW | 264737 | 2% | 38% | 12 |
| 7 | KJELDAHL | authKW | 235320 | 2% | 33% | 12 |
| 8 | LOSS ON IGNITION | authKW | 184787 | 3% | 18% | 17 |
| 9 | CHN ANALYZER | authKW | 176502 | 1% | 100% | 3 |
| 10 | JAS | authKW | 141194 | 1% | 40% | 6 |
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 | Soil Science | 10554 | 27% | 0% | 140 |
| 2 | Chemistry, Analytical | 4880 | 42% | 0% | 216 |
| 3 | Agronomy | 2373 | 18% | 0% | 95 |
| 4 | Food Science & Technology | 1820 | 22% | 0% | 115 |
| 5 | Plant Sciences | 797 | 18% | 0% | 95 |
| 6 | Agriculture, Multidisciplinary | 196 | 4% | 0% | 23 |
| 7 | Limnology | 114 | 2% | 0% | 10 |
| 8 | Oceanography | 94 | 3% | 0% | 18 |
| 9 | Chemistry, Applied | 49 | 4% | 0% | 19 |
| 10 | Environmental Sciences | 44 | 6% | 0% | 33 |
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 | 117668 | 0% | 100% | 2 |
| 2 | ELING CONSUMER SERV | 66184 | 1% | 38% | 3 |
| 3 | ALTITUDE ECOSYST DYNAM | 58834 | 0% | 100% | 1 |
| 4 | ATR FOOD NUTR SCI | 58834 | 0% | 100% | 1 |
| 5 | BIOL STANDARD QUAL CONTROL | 58834 | 0% | 100% | 1 |
| 6 | CNRS CREMA LHOUMEAU CASE 5 | 58834 | 0% | 100% | 1 |
| 7 | DEP BIOL PHYSIOL VEG | 58834 | 0% | 100% | 1 |
| 8 | DEP SOIL MANAGEMENT CONSERVAT | 58834 | 0% | 100% | 1 |
| 9 | DIMEG MECH ENGN ENERGET MANAGERIAL ENGN | 58834 | 0% | 100% | 1 |
| 10 | DV FRUITS HORT TECHNOL | 58834 | 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 | 349328 | 5% | 25% | 24 |
| 2 | COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS | 58970 | 16% | 1% | 83 |
| 3 | JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS | 11032 | 4% | 1% | 22 |
| 4 | AUSTRALIAN JOURNAL OF DAIRY TECHNOLOGY | 3158 | 1% | 1% | 7 |
| 5 | CRITICAL REVIEWS IN ANALYTICAL CHEMISTRY | 1982 | 1% | 1% | 4 |
| 6 | JOURNAL OF AOAC INTERNATIONAL | 1975 | 3% | 0% | 13 |
| 7 | BIOTECH FORUM EUROPE | 1837 | 0% | 3% | 1 |
| 8 | ANALUSIS | 1710 | 2% | 0% | 8 |
| 9 | MONATSSCHRIFT FUR BRAUWISSENSCHAFT | 1417 | 1% | 1% | 3 |
| 10 | LEBENSMITTEL INDUSTRIE | 1335 | 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 | DRY COMBUSTION | 809660 | 3% | 81% | 17 | Search DRY+COMBUSTION | Search DRY+COMBUSTION |
| 2 | WALKLEY BLACK METHOD | 342302 | 2% | 73% | 8 | Search WALKLEY+BLACK+METHOD | Search WALKLEY+BLACK+METHOD |
| 3 | DUMAS METHOD | 320315 | 1% | 78% | 7 | Search DUMAS+METHOD | Search DUMAS+METHOD |
| 4 | WALKLEY BLACK | 302573 | 1% | 86% | 6 | Search WALKLEY+BLACK | Search WALKLEY+BLACK |
| 5 | KJELDAHL METHOD | 264737 | 2% | 38% | 12 | Search KJELDAHL+METHOD | Search KJELDAHL+METHOD |
| 6 | KJELDAHL | 235320 | 2% | 33% | 12 | Search KJELDAHL | Search KJELDAHL |
| 7 | LOSS ON IGNITION | 184787 | 3% | 18% | 17 | Search LOSS+ON+IGNITION | Search LOSS+ON+IGNITION |
| 8 | CHN ANALYZER | 176502 | 1% | 100% | 3 | Search CHN+ANALYZER | Search CHN+ANALYZER |
| 9 | JAS | 141194 | 1% | 40% | 6 | Search JAS | Search JAS |
| 10 | BARLEY ANALYSIS METHOD FOR | 117668 | 0% | 100% | 2 | Search BARLEY+ANALYSIS+METHOD+FOR | Search BARLEY+ANALYSIS+METHOD+FOR |
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 | 80 | 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 | 76 | 37% | 7 |
| 3 | PRIBYL, DW , (2010) A CRITICAL REVIEW OF THE CONVENTIONAL SOC TO SOM CONVERSION FACTOR.GEODERMA. VOL. 156. ISSUE 3-4. P. 75-83 | 21 | 84% | 83 |
| 4 | 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 |
| 5 | SZAVA-KOVATS, R , (2009) RE-ANALYSIS OF THE RELATIONSHIP BETWEEN ORGANIC CARBON AND LOSS-ON-IGNITION IN SOIL.COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS. VOL. 40. ISSUE 17-18. P. 2712-2724 | 17 | 94% | 4 |
| 6 | WANG, XJ , WANG, JP , ZHANG, J , (2012) COMPARISONS OF THREE METHODS FOR ORGANIC AND INORGANIC CARBON IN CALCAREOUS SOILS OF NORTHWESTERN CHINA.PLOS ONE. VOL. 7. ISSUE 8. P. - | 17 | 81% | 10 |
| 7 | MEERSMANS, J , VAN WESEMAEL, B , VAN MOLLE, M , (2009) DETERMINING SOIL ORGANIC CARBON FOR AGRICULTURAL SOILS: A COMPARISON BETWEEN THE WALKLEY & BLACK AND THE DRY COMBUSTION METHODS (NORTH BELGIUM).SOIL USE AND MANAGEMENT. VOL. 25. ISSUE 4. P. 346 -353 | 16 | 84% | 29 |
| 8 | BISUTTI, I , HILKE, I , RAESSLER, M , (2004) DETERMINATION OF TOTAL ORGANIC CARBON - AN OVERVIEW OF CURRENT METHODS.TRAC-TRENDS IN ANALYTICAL CHEMISTRY. VOL. 23. ISSUE 10-11. P. 716-726 | 26 | 53% | 86 |
| 9 | 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 | 14 | 82% | 4 |
| 10 | SUTHERLAND, RA , (1998) LOSS-ON-IGNITION ESTIMATES OF ORGANIC MATTER AND RELATIONSHIPS TO ORGANIC CARBON IN FLUVIAL BED SEDIMENTS.HYDROBIOLOGIA. VOL. 389. ISSUE 1-3. P. 153-167 | 25 | 61% | 58 |
Classes with closest relation at Level 2 |