Class information for:
Level 1: SOIL SCIENCE//ORGANIC PHOSPHORUS//ORGANIC P

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
187 4002 37.0 51%


Bar chart of Publication_year

Last years might be incomplete

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
147 3       WATER RESOURCES//JOURNAL OF HYDROLOGY//SOIL EROSION 63829
528 2             SWAT//NONPOINT SOURCE POLLUTION//JOURNAL OF ENVIRONMENTAL QUALITY 14960
187 1                   SOIL SCIENCE//ORGANIC PHOSPHORUS//ORGANIC P 4002

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 SOIL SCIENCE WoSSC 433399 62% 2% 2473
2 ORGANIC PHOSPHORUS authKW 317470 2% 43% 97
3 ORGANIC P authKW 261651 1% 64% 54
4 OLSEN P authKW 200338 1% 49% 54
5 JOURNAL OF ENVIRONMENTAL QUALITY journal 195159 10% 6% 415
6 PHOSPHORUS FRACTIONATION authKW 189156 2% 41% 61
7 COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS journal 188143 10% 6% 412
8 PHOSPHORUS LOSS authKW 167532 1% 61% 36
9 SOIL TEST P authKW 158871 1% 77% 27
10 P FRACTIONS authKW 149582 1% 63% 31

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 433399 62% 2% 2473
2 Agronomy 26190 22% 0% 871
3 Environmental Sciences 8270 23% 0% 921
4 Plant Sciences 5087 17% 0% 673
5 Agriculture, Multidisciplinary 4010 7% 0% 278
6 Chemistry, Analytical 1944 11% 0% 431
7 Water Resources 1016 5% 0% 196
8 Agricultural Engineering 680 2% 0% 73
9 Engineering, Environmental 369 3% 0% 120
10 Ecology 347 4% 0% 177

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 PASTURE SYST WATERSHED MANAGEMENT UNIT 146779 2% 22% 87
2 SOIL SCI 77632 10% 3% 390
3 NEW ENGLAND PLANT SOIL WATER 54441 1% 24% 30
4 PASTURE SYST WATERSHED MANAGEMENT 51970 1% 31% 22
5 GRP PLANT NUTR 46883 0% 36% 17
6 SOIL WATER SCI 42085 3% 5% 109
7 FOOD WINE WAITE 40678 0% 67% 8
8 UMR 1220 28629 0% 29% 13
9 SOILS AGRI FOOD ENGN 24704 0% 36% 9
10 PLANT SOIL SCI 23289 3% 3% 123

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 ENVIRONMENTAL QUALITY 195159 10% 6% 415
2 COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS 188143 10% 6% 412
3 SOIL SCIENCE SOCIETY OF AMERICA JOURNAL 125039 10% 4% 390
4 SOIL SCIENCE 78781 5% 6% 186
5 AUSTRALIAN JOURNAL OF SOIL RESEARCH 39461 3% 5% 106
6 NUTRIENT CYCLING IN AGROECOSYSTEMS 34458 2% 5% 85
7 SOIL USE AND MANAGEMENT 33986 2% 6% 81
8 GEODERMA 32617 4% 3% 152
9 CANADIAN JOURNAL OF SOIL SCIENCE 25788 2% 4% 91
10 JOURNAL OF SOIL SCIENCE 24933 1% 6% 53

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 ORGANIC PHOSPHORUS 317470 2% 43% 97 Search ORGANIC+PHOSPHORUS Search ORGANIC+PHOSPHORUS
2 ORGANIC P 261651 1% 64% 54 Search ORGANIC+P Search ORGANIC+P
3 OLSEN P 200338 1% 49% 54 Search OLSEN+P Search OLSEN+P
4 PHOSPHORUS FRACTIONATION 189156 2% 41% 61 Search PHOSPHORUS+FRACTIONATION Search PHOSPHORUS+FRACTIONATION
5 PHOSPHORUS LOSS 167532 1% 61% 36 Search PHOSPHORUS+LOSS Search PHOSPHORUS+LOSS
6 SOIL TEST P 158871 1% 77% 27 Search SOIL+TEST+P Search SOIL+TEST+P
7 P FRACTIONS 149582 1% 63% 31 Search P+FRACTIONS Search P+FRACTIONS
8 PHOSPHORUS LEACHING 144626 1% 59% 32 Search PHOSPHORUS+LEACHING Search PHOSPHORUS+LEACHING
9 PHOSPHORUS 143389 13% 4% 522 Search PHOSPHORUS Search PHOSPHORUS
10 INORGANIC P 132383 1% 64% 27 Search INORGANIC+P Search INORGANIC+P

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 CADE-MENUN, B , LIU, CW , (2014) SOLUTION PHOSPHORUS-31 NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY OF SOILS FROM 2005 TO 2013: A REVIEW OF SAMPLE PREPARATION AND EXPERIMENTAL PARAMETERS.SOIL SCIENCE SOCIETY OF AMERICA JOURNAL. VOL. 78. ISSUE 1. P. 19-37 80 88% 33
2 NEGASSA, W , LEINWEBER, P , (2009) HOW DOES THE HEDLEY SEQUENTIAL PHOSPHORUS FRACTIONATION REFLECT IMPACTS OF LAND USE AND MANAGEMENT ON SOIL PHOSPHORUS: A REVIEW.JOURNAL OF PLANT NUTRITION AND SOIL SCIENCE-ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE. VOL. 172. ISSUE 3. P. 305 -325 88 92% 100
3 DELGADO, A , SCALENGHE, R , (2008) ASPECTS OF PHOSPHORUS TRANSFER FROM SOILS IN EUROPE.JOURNAL OF PLANT NUTRITION AND SOIL SCIENCE. VOL. 171. ISSUE 4. P. 552-575 155 60% 34
4 KIZEWSKI, F , LIU, YT , MORRIS, A , HESTERBERG, D , (2011) SPECTROSCOPIC APPROACHES FOR PHOSPHORUS SPECIATION IN SOILS AND OTHER ENVIRONMENTAL SYSTEMS.JOURNAL OF ENVIRONMENTAL QUALITY. VOL. 40. ISSUE 3. P. 751 -766 114 63% 35
5 GILES, CD , CADE-MENUN, BJ , HILL, JE , (2011) THE INOSITOL PHOSPHATES IN SOILS AND MANURES: ABUNDANCE, CYCLING, AND MEASUREMENT.CANADIAN JOURNAL OF SOIL SCIENCE. VOL. 91. ISSUE 3. P. 397 -416 105 64% 20
6 CADE-MENUN, BJ , (2005) CHARACTERIZING PHOSPHORUS IN ENVIRONMENTAL AND AGRICULTURAL SAMPLES BY P-31 NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY.TALANTA. VOL. 66. ISSUE 2. P. 359 -371 90 73% 146
7 JALALI, M , JALALI, M , (2016) RELATION BETWEEN VARIOUS SOIL PHOSPHORUS EXTRACTION METHODS AND SORPTION PARAMETERS IN CALCAREOUS SOILS WITH DIFFERENT TEXTURE.SCIENCE OF THE TOTAL ENVIRONMENT. VOL. 566. ISSUE . P. 1080 -1093 71 78% 1
8 MCGECHAN, MB , (2002) SORPTION OF PHOSPHORUS BY SOIL, PART 2: MEASUREMENT METHODS, RESULTS AND MODEL PARAMETER VALUES.BIOSYSTEMS ENGINEERING. VOL. 82. ISSUE 2. P. 115 -130 94 86% 23
9 ANNAHEIM, KE , DOOLETTE, AL , SMERNIK, RJ , MAYER, J , OBERSON, A , FROSSARD, E , BUNEMANN, EK , (2015) LONG-TERM ADDITION OF ORGANIC FERTILIZERS HAS LITTLE EFFECT ON SOIL ORGANIC PHOSPHORUS AS CHARACTERIZED BY P-31 NMR SPECTROSCOPY AND ENZYME ADDITIONS.GEODERMA. VOL. 257. ISSUE . P. 67 -77 50 89% 10
10 SCHNEIDER, KD , CADE-MENUN, BJ , LYNCH, DH , VORONEY, RP , (2016) SOIL PHOSPHORUS FORMS FROM ORGANIC AND CONVENTIONAL FORAGE FIELDS.SOIL SCIENCE SOCIETY OF AMERICA JOURNAL. VOL. 80. ISSUE 2. P. 328 -340 52 87% 1

Classes with closest relation at Level 1


Rank Class id link
1 17646 MEHLICH 3//MEHLICH 1//COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS
2 27691 NORTH DAKOTA AGRICULTURAL EXPERIMENT STATION BULLETIN//GREEN MANURE MICROSITE//JOURNAL OF FERTILIZER ISSUES
3 13624 PHOSPHATE ROCK//FERTILIZER RESEARCH//PARTIALLY ACIDULATED PHOSPHATE ROCK
4 18986 TREADING//INVERMAY AGR//PUGGING
5 7491 ANIM WASTE MANAGEMENT UNIT//WASTE MANAGEMENT FORAGE UNIT//POULTRY LITTER
6 23107 PHOSPHORUS RELEASE CHARACTERISTICS//ENVRIONM SCI BIOL//EXCHANGE LAYER
7 7072 LOIS//HUMBER//AQUAT ENVIRONM
8 2420 INTERNAL LOADING//LAKE RESTORATION//PHOSPHORUS RELEASE
9 6518 PHOSPHATE REMOVAL//WATER TREATMENT RESIDUALS//PHOSPHATE ADSORPTION
10 1452 CLUSTER ROOTS//PHOSPHORUS DEFICIENCY//PHOSPHORUS EFFICIENCY

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