Class information for:
Level 1: BUSH ENCROACHMENT//SAVANNA//SHRUB ENCROACHMENT

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
6659 1458 52.3 55%


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 PLANT SCIENCES//AGRONOMY//FOOD SCIENCE & TECHNOLOGY 1882812
15 3       ECOLOGY//FORESTRY//BIODIVERSITY CONSERVATION 124126
309 2             JOURNAL OF RANGE MANAGEMENT//JOURNAL OF ARID ENVIRONMENTS//RANGELAND ECOLOGY & MANAGEMENT 18464
6659 1                   BUSH ENCROACHMENT//SAVANNA//SHRUB ENCROACHMENT 1458

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 BUSH ENCROACHMENT authKW 943959 5% 63% 72
2 SAVANNA authKW 845626 16% 17% 235
3 SHRUB ENCROACHMENT authKW 370023 4% 33% 54
4 TREE GRASS INTERACTIONS authKW 294185 2% 59% 24
5 WOODY ENCROACHMENT authKW 253949 2% 35% 35
6 TREE GRASS COEXISTENCE authKW 223367 1% 67% 16
7 TREE GRASS COMPETITION authKW 194915 1% 85% 11
8 WOODY PLANT ENCROACHMENT authKW 188677 2% 32% 28
9 ACACIA MELLIFERA authKW 181213 1% 58% 15
10 ACACIA ERIOLOBA authKW 121156 1% 64% 9

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 Ecology 50827 66% 0% 960
2 Forestry 8536 14% 0% 200
3 Plant Sciences 3706 23% 0% 336
4 Biodiversity Conservation 3068 7% 0% 106
5 Environmental Sciences 2369 21% 0% 301
6 Geography, Physical 1498 6% 0% 82
7 Soil Science 637 4% 0% 62
8 Agronomy 234 4% 0% 58
9 Remote Sensing 140 2% 0% 22
10 Geosciences, Multidisciplinary 102 4% 0% 62

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 PLANT ECOL NAT CONSERVAT 82454 1% 25% 16
2 SOUTH AFRICAN ENVIRONM OBSERVAT NETWORK 81726 1% 35% 11
3 SUB NAT CONSERVAT 62825 0% 100% 3
4 ECOL HIDROL FLO TAL 55842 0% 67% 4
5 PROD FO TIERE 52349 0% 50% 5
6 NAT OURCE MANAGEMENT TOURISM 47117 0% 75% 3
7 PROGRAM GEOBIOL LOW TEMP GEOCHEM 47117 0% 75% 3
8 JORNADA EXPT RANGE 41966 1% 11% 19
9 AGR GAME MANAGEMENT 41883 0% 100% 2
10 BEJA CULTURAL STUDIES 41883 0% 100% 2

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 AFRICAN JOURNAL OF RANGE & FORAGE SCIENCE 51939 2% 11% 22
2 JOURNAL OF ARID ENVIRONMENTS 43004 7% 2% 95
3 ECOLOGICAL STUDIES 39496 1% 19% 10
4 AFRICAN JOURNAL OF ECOLOGY 30885 4% 3% 55
5 JOURNAL OF VEGETATION SCIENCE 25898 4% 2% 57
6 PLANT ECOLOGY 13919 3% 2% 43
7 JOURNAL OF ECOLOGY 10150 3% 1% 42
8 JOURNAL OF TROPICAL ECOLOGY 9744 2% 2% 29
9 SOUTH AFRICAN JOURNAL OF BOTANY 9249 2% 1% 36
10 RANGELAND JOURNAL 7560 1% 3% 14

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 BUSH ENCROACHMENT 943959 5% 63% 72 Search BUSH+ENCROACHMENT Search BUSH+ENCROACHMENT
2 SAVANNA 845626 16% 17% 235 Search SAVANNA Search SAVANNA
3 SHRUB ENCROACHMENT 370023 4% 33% 54 Search SHRUB+ENCROACHMENT Search SHRUB+ENCROACHMENT
4 TREE GRASS INTERACTIONS 294185 2% 59% 24 Search TREE+GRASS+INTERACTIONS Search TREE+GRASS+INTERACTIONS
5 WOODY ENCROACHMENT 253949 2% 35% 35 Search WOODY+ENCROACHMENT Search WOODY+ENCROACHMENT
6 TREE GRASS COEXISTENCE 223367 1% 67% 16 Search TREE+GRASS+COEXISTENCE Search TREE+GRASS+COEXISTENCE
7 TREE GRASS COMPETITION 194915 1% 85% 11 Search TREE+GRASS+COMPETITION Search TREE+GRASS+COMPETITION
8 WOODY PLANT ENCROACHMENT 188677 2% 32% 28 Search WOODY+PLANT+ENCROACHMENT Search WOODY+PLANT+ENCROACHMENT
9 ACACIA MELLIFERA 181213 1% 58% 15 Search ACACIA+MELLIFERA Search ACACIA+MELLIFERA
10 ACACIA ERIOLOBA 121156 1% 64% 9 Search ACACIA+ERIOLOBA Search ACACIA+ERIOLOBA

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 O'CONNOR, TG , PUTTICK, JR , HOFFMAN, MT , (2014) BUSH ENCROACHMENT IN SOUTHERN AFRICA: CHANGES AND CAUSES.AFRICAN JOURNAL OF RANGE & FORAGE SCIENCE. VOL. 31. ISSUE 2. P. 67 -88 72 69% 31
2 HOFFMANN, WA , GEIGER, EL , GOTSCH, SG , ROSSATTO, DR , SILVA, LCR , LAU, OL , HARIDASAN, M , FRANCO, AC , (2012) ECOLOGICAL THRESHOLDS AT THE SAVANNA-FOREST BOUNDARY: HOW PLANT TRAITS, RESOURCES AND FIRE GOVERN THE DISTRIBUTION OF TROPICAL BIOMES.ECOLOGY LETTERS. VOL. 15. ISSUE 7. P. 759 -768 49 58% 160
3 WARD, D , HOFFMAN, MT , COLLOCOTT, SJ , (2014) A CENTURY OF WOODY PLANT ENCROACHMENT IN THE DRY KIMBERLEY SAVANNA OF SOUTH AFRICA.AFRICAN JOURNAL OF RANGE & FORAGE SCIENCE. VOL. 31. ISSUE 2. P. 107 -121 50 66% 4
4 BAUDENA, M , DEKKER, SC , VAN BODEGOM, PM , CUESTA, B , HIGGINS, SI , LEHSTEN, V , REICK, CH , RIETKERK, M , SCHEITER, S , YIN, Z , ET AL (2015) FORESTS, SAVANNAS, AND GRASSLANDS: BRIDGING THE KNOWLEDGE GAP BETWEEN ECOLOGY AND DYNAMIC GLOBAL VEGETATION MODELS.BIOGEOSCIENCES. VOL. 12. ISSUE 6. P. 1833 -1848 48 58% 10
5 VADIGI, S , WARD, D , (2013) SHADE, NUTRIENTS, AND GRASS COMPETITION ARE IMPORTANT FOR TREE SAPLING ESTABLISHMENT IN A HUMID SAVANNA.ECOSPHERE. VOL. 4. ISSUE 11. P. - 49 68% 4
6 STEVENS, N , LEHMANN, CER , MURPHY, BP , DURIGAN, G , (2017) SAVANNA WOODY ENCROACHMENT IS WIDESPREAD ACROSS THREE CONTINENTS.GLOBAL CHANGE BIOLOGY. VOL. 23. ISSUE 1. P. 235 -244 29 51% 2
7 OLIVERAS, I , MALHI, Y , (2016) MANY SHADES OF GREEN: THE DYNAMIC TROPICAL FOREST-SAVANNAH TRANSITION ZONES.PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES. VOL. 371. ISSUE 1703. P. - 60 51% 0
8 DANTAS, VD , HIROTA, M , OLIVEIRA, RS , PAUSAS, JG , (2016) DISTURBANCE MAINTAINS ALTERNATIVE BIOME STATES.ECOLOGY LETTERS. VOL. 19. ISSUE 1. P. 12 -19 26 67% 12
9 SANKARAN, M , RATNAM, J , HANAN, NP , (2004) TREE-GRASS COEXISTENCE IN SAVANNAS REVISITED - INSIGHTS FROM AN EXAMINATION OF ASSUMPTIONS AND MECHANISMS INVOKED IN EXISTING MODELS.ECOLOGY LETTERS. VOL. 7. ISSUE 6. P. 480-490 40 68% 300
10 ACCATINO, F , WIEGAND, K , WARD, D , DE MICHELE, C , (2016) TREES, GRASS, AND FIRE IN HUMID SAVANNAS-THE IMPORTANCE OF LIFE HISTORY TRAITS AND SPATIAL PROCESSES.ECOLOGICAL MODELLING. VOL. 320. ISSUE . P. 135 -144 35 70% 2

Classes with closest relation at Level 1


Rank Class id link
1 13722 TROPICAL SAVANNA//TROP SAVANNAS MANAGEMENT COOPERAT//KEY TROP WILDLIFE MANAGEMENT
2 6502 AFRICAN JOURNAL OF ECOLOGY//AFRICAN ECOL//ELEPHANT
3 15953 VEGETATION PATTERN//TIGER BUSH//FAIRY CIRCLES
4 16724 JUNIPERUS OCCIDENTALIS//WESTERN JUNIPER//RANGE HYDROLOGY
5 18543 PROSOPIS//PROSOPIS PALLIDA//MESQUITE PODS
6 18333 HYDRAULIC LIFT//HYDRAULIC REDISTRIBUTION//WATER SOURCES
7 23887 CALDENAL//FESTUCA PALLESCENS//PROSOPIS CALDENIA
8 8137 FACILITATION//STRESS GRADIENT HYPOTHESIS//NURSE PLANT
9 9212 PASTORALISM//PASTORALISTS//MAASAI
10 18683 AIZOACEAE//SUCCULENT KAROO//RUSCHIOIDEAE

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