Class information for:
Level 1: PHOSPHATE ROCK//FERTILIZER RESEARCH//PARTIALLY ACIDULATED PHOSPHATE ROCK

Basic class information

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
53 3       SOIL SCIENCE//SOIL SCIENCE SOCIETY OF AMERICA JOURNAL//AGRONOMY 95847
209 2             SOIL SCIENCE//JOURNAL OF PLANT NUTRITION//COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS 20561
12778 1                   PHOSPHATE ROCK//FERTILIZER RESEARCH//PARTIALLY ACIDULATED PHOSPHATE ROCK 912

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHOSPHATE ROCK authKW 952126 9% 33% 83
2 FERTILIZER RESEARCH journal 783236 17% 15% 154
3 PARTIALLY ACIDULATED PHOSPHATE ROCK authKW 539513 2% 71% 22
4 AGRONOMIC EFFECTIVENESS authKW 442316 2% 80% 16
5 PHOSPHATE ROCK DISSOLUTION authKW 311008 1% 100% 9
6 ROCK PHOSPHATE authKW 273272 5% 18% 45
7 RELATIVE AGRONOMIC EFFECTIVENESS authKW 201051 1% 73% 8
8 RELATIVE EFFECTIVENESS authKW 199714 2% 34% 17
9 MUSSOORIE ROCK PHOSPHATE authKW 188137 1% 78% 7
10 PARTIAL ACIDULATION authKW 177717 1% 86% 6

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Soil Science 76920 54% 0% 496
2 Agriculture, Multidisciplinary 10648 23% 0% 207
3 Agronomy 5248 20% 0% 186
4 Plant Sciences 1573 19% 0% 176
5 Chemistry, Analytical 319 9% 0% 86
6 Agricultural Engineering 37 1% 0% 9
7 Chemistry, Applied 34 3% 0% 24
8 METALLURGY & MINING 29 0% 0% 2
9 Agriculture, Dairy & Animal Science 8 1% 0% 11
10 Forestry 6 1% 0% 7

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 UPRAWY NAWOZENIA GLEBOZNAWSTWA 73610 1% 30% 7
2 SETOR EXPT BALSAS 69113 0% 100% 2
3 AGR ENGN SOILS 34556 0% 100% 1
4 ALL INDIA COORDINATED PROJECT MICROBIAL DECOM 34556 0% 100% 1
5 BADAWCZY PU LAWACH 34556 0% 100% 1
6 BADAWCZY PULAWACH 34556 0% 100% 1
7 BAIRNSDALE AGR 34556 0% 100% 1
8 CELL BIOL SCI TECHNOL 34556 0% 100% 1
9 CENA FERTILIDADE SOLO 34556 0% 100% 1
10 CIENCIA AGR ICIAG 34556 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FERTILIZER RESEARCH 783236 17% 15% 154
2 NUTRIENT CYCLING IN AGROECOSYSTEMS 73369 6% 4% 59
3 COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS 29302 8% 1% 77
4 AUSTRALIAN JOURNAL OF EXPERIMENTAL AGRICULTURE 20913 5% 1% 48
5 AUSTRALIAN JOURNAL OF SOIL RESEARCH 18419 4% 2% 34
6 NEW ZEALAND JOURNAL OF AGRICULTURAL RESEARCH 14660 3% 1% 30
7 SOIL SCIENCE SOCIETY OF AMERICA JOURNAL 5858 4% 0% 40
8 JOURNAL OF SOIL SCIENCE 5790 1% 1% 12
9 TROPICAL GRASSLANDS 4026 1% 1% 11
10 PLANT AND SOIL 3836 4% 0% 37

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PHOSPHATE ROCK 952126 9% 33% 83 Search PHOSPHATE+ROCK Search PHOSPHATE+ROCK
2 PARTIALLY ACIDULATED PHOSPHATE ROCK 539513 2% 71% 22 Search PARTIALLY+ACIDULATED+PHOSPHATE+ROCK Search PARTIALLY+ACIDULATED+PHOSPHATE+ROCK
3 AGRONOMIC EFFECTIVENESS 442316 2% 80% 16 Search AGRONOMIC+EFFECTIVENESS Search AGRONOMIC+EFFECTIVENESS
4 PHOSPHATE ROCK DISSOLUTION 311008 1% 100% 9 Search PHOSPHATE+ROCK+DISSOLUTION Search PHOSPHATE+ROCK+DISSOLUTION
5 ROCK PHOSPHATE 273272 5% 18% 45 Search ROCK+PHOSPHATE Search ROCK+PHOSPHATE
6 RELATIVE AGRONOMIC EFFECTIVENESS 201051 1% 73% 8 Search RELATIVE+AGRONOMIC+EFFECTIVENESS Search RELATIVE+AGRONOMIC+EFFECTIVENESS
7 RELATIVE EFFECTIVENESS 199714 2% 34% 17 Search RELATIVE+EFFECTIVENESS Search RELATIVE+EFFECTIVENESS
8 MUSSOORIE ROCK PHOSPHATE 188137 1% 78% 7 Search MUSSOORIE+ROCK+PHOSPHATE Search MUSSOORIE+ROCK+PHOSPHATE
9 PARTIAL ACIDULATION 177717 1% 86% 6 Search PARTIAL+ACIDULATION Search PARTIAL+ACIDULATION
10 REACTIVE PHOSPHATE ROCK 157965 1% 57% 8 Search REACTIVE+PHOSPHATE+ROCK Search REACTIVE+PHOSPHATE+ROCK

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.

Classes with closest relation at Level 1



rank cluster_id2 link
1 161 SOIL SCIENCE//ORGANIC PHOSPHORUS//ORGANIC P
2 12849 CLUSTER ROOTS//PROTEOID ROOTS//RHIZOSPHERE
3 19627 ELEMENTAL S//S FERTILIZERS//AVAILABLE P AND K
4 30715 ROCK POWDER//STONEMEAL//GLAUCONITIC SANDSTONE
5 18291 JOURNAL OF FERTILIZER ISSUES//STARTER FERTILIZER//N CENT KANSAS EXPT FIELD
6 25997 ARCHIV FUR ACKER UND PFLANZENBAU UND BODENKUNDE-ARCHIVES OF AGRONOMY AND SOIL SCIENCE//LANDWIRT AFT VERSUCHSSTN LIMBURGERHOF//ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE
7 1603 ACC DEAMINASE//PGPR//PHOSPHATE SOLUBILIZATION
8 22179 RICE BEAN//GRAIN HARVEST INDEX//SHOOT DRY WEIGHT
9 27738 RESIN CAPSULE//NITRATE FERTILIZATION MANAGEMENT//SOIL NUTRIENT EXTRACTION
10 17470 MEHLICH 3//MEHLICH 1//COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS

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