Class information for:
Level 1: AZOLLA//AZOLLA FILICULOIDES//MARSILEACEAE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
17323 605 30.1 31%


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
510 3       MICROALGAE//PHOTOBIOREACTOR//CYANOBACTERIA 21551
1105 2             CYANOBACTERIA//PHYCOBILISOME//CYANOBACTERIUM 9790
17323 1                   AZOLLA//AZOLLA FILICULOIDES//MARSILEACEAE 605

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 AZOLLA authKW 2322699 15% 51% 90
2 AZOLLA FILICULOIDES authKW 478949 4% 43% 22
3 MARSILEACEAE authKW 407122 2% 73% 11
4 MEGASPORES authKW 354153 3% 35% 20
5 ANABAENA AZOLLAE authKW 280382 2% 56% 10
6 AZOLLA ANABAENA SYMBIOSIS authKW 259561 1% 86% 6
7 AZOLLA FILICULOIDES LAM authKW 252352 1% 100% 5
8 BLUE GREEN ALGAE address 210292 1% 83% 5
9 WATER FERNS authKW 180249 1% 71% 5
10 HETEROSPOROUS FERNS authKW 161504 1% 80% 4

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 Plant Sciences 8044 50% 0% 305
2 Soil Science 3026 14% 0% 82
3 Paleontology 1682 7% 0% 44
4 Agronomy 1257 13% 0% 76
5 Microbiology 421 12% 0% 74
6 Marine & Freshwater Biology 207 6% 0% 37
7 Agriculture, Multidisciplinary 179 4% 0% 24
8 Multidisciplinary Sciences 90 2% 0% 14
9 Biotechnology & Applied Microbiology 67 6% 0% 36
10 Environmental Sciences 58 7% 0% 40

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 BLUE GREEN ALGAE 210292 1% 83% 5
2 AZOLLA 90844 0% 60% 3
3 CRYPTOGAM PLANTS 90844 0% 60% 3
4 PHOTOBIOL NITROGEN FIXAT 90844 0% 60% 3
5 CONSERVAT UTILIZAT BLUE GREEN ALGAE 72726 1% 21% 7
6 ECOPHYSIOL STUDIES PROGRAM 67293 0% 67% 2
7 MED IST CHIM 67293 0% 67% 2
8 ALBRECHT VON HALLER PFLANZENWISEN 50470 0% 100% 1
9 AQUAT ECOL ANDWATER QUAL MANAGEMENT GRP 50470 0% 100% 1
10 CIIMAR CIIMAR INTERDISCIPLINAR INVEST MARINHA 50470 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 SYMBIOSIS 18505 4% 2% 22
2 REVIEW OF PALAEOBOTANY AND PALYNOLOGY 10930 4% 1% 25
3 SOIL SCIENCE AND PLANT NUTRITION 7072 3% 1% 21
4 PLANT AND SOIL 5733 6% 0% 37
5 ISRAEL JOURNAL OF BOTANY 3933 1% 2% 5
6 NEW PHYTOLOGIST 3900 4% 0% 27
7 AMERICAN FERN JOURNAL 3602 1% 1% 7
8 INDIAN JOURNAL OF AGRONOMY 3359 2% 1% 13
9 AQUATIC BOTANY 3256 2% 0% 14
10 INTERNATIONAL JOURNAL OF PLANT SCIENCES 3071 2% 1% 12

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 AZOLLA 2322699 15% 51% 90 Search AZOLLA Search AZOLLA
2 AZOLLA FILICULOIDES 478949 4% 43% 22 Search AZOLLA+FILICULOIDES Search AZOLLA+FILICULOIDES
3 MARSILEACEAE 407122 2% 73% 11 Search MARSILEACEAE Search MARSILEACEAE
4 MEGASPORES 354153 3% 35% 20 Search MEGASPORES Search MEGASPORES
5 ANABAENA AZOLLAE 280382 2% 56% 10 Search ANABAENA+AZOLLAE Search ANABAENA+AZOLLAE
6 AZOLLA ANABAENA SYMBIOSIS 259561 1% 86% 6 Search AZOLLA+ANABAENA+SYMBIOSIS Search AZOLLA+ANABAENA+SYMBIOSIS
7 AZOLLA FILICULOIDES LAM 252352 1% 100% 5 Search AZOLLA+FILICULOIDES+LAM Search AZOLLA+FILICULOIDES+LAM
8 WATER FERNS 180249 1% 71% 5 Search WATER+FERNS Search WATER+FERNS
9 HETEROSPOROUS FERNS 161504 1% 80% 4 Search HETEROSPOROUS+FERNS Search HETEROSPOROUS+FERNS
10 MEGASPOROCARP PERCENTAGE 151411 0% 100% 3 Search MEGASPOROCARP+PERCENTAGE Search MEGASPOROCARP+PERCENTAGE

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 PEREIRA, AL , VASCONCELOS, V , (2014) CLASSIFICATION AND PHYLOGENY OF THE CYANOBIONT ANABAENA AZOLLAE STRASBURGER: AN ANSWERED QUESTION?.INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY. VOL. 64. ISSUE . P. 1830 -1840 31 69% 0
2 VAISHAMPAYAN, A , SINHA, RP , HADER, DP , DEY, T , GUPTA, AK , BHAN, U , RAO, AL , (2001) CYANOBACTERIAL BIOFERTILIZERS IN RICE AGRICULTURE.BOTANICAL REVIEW. VOL. 67. ISSUE 4. P. 453 -516 69 40% 59
3 WAGNER, GM , (1997) AZOLLA: A REVIEW OF ITS BIOLOGY AND UTILIZATION.BOTANICAL REVIEW. VOL. 63. ISSUE 1. P. 1-26 34 72% 91
4 PETERS, GA , MEEKS, JC , (1989) THE AZOLLA-ANABAENA SYMBIOSIS - BASIC BIOLOGY.ANNUAL REVIEW OF PLANT PHYSIOLOGY AND PLANT MOLECULAR BIOLOGY. VOL. 40. ISSUE . P. 193-210 39 78% 94
5 CUNEO, NR , HERMSEN, EJ , GANDOLFO, MA , (2013) REGNELLIDIUM (SALVINIALES, MARSILEACEAE) MACROFOSSILS AND ASSOCIATED SPORES FROM THE LATE CRETACEOUS OF SOUTH AMERICA.INTERNATIONAL JOURNAL OF PLANT SCIENCES. VOL. 174. ISSUE 3. P. 340-349 18 75% 6
6 VANCOPPENOLLE, B , MCCOUCH, SR , WATANABE, I , HUANG, N , VANHOVE, C , (1995) GENETIC DIVERSITY AND PHYLOGENY ANALYSIS OF ANABAENA-AZOLLAE BASED ON RFLPS DETECTED IN AZOLLA-ANABAENA AZOLLAE DNA COMPLEXES USING NIF GENE PROBES.THEORETICAL AND APPLIED GENETICS. VOL. 91. ISSUE 4. P. 589-597 26 87% 8
7 COLLINSON, ME , SMITH, SY , CITTERT, JHAV , BATTEN, DJ , VAN DER BURGH, J , BARKE, J , MARONE, F , (2013) NEW OBSERVATIONS AND SYNTHESIS OF PALEOGENE HETEROSPOROUS WATER FERNS.INTERNATIONAL JOURNAL OF PLANT SCIENCES. VOL. 174. ISSUE 3. P. 350-363 22 58% 3
8 BATTEN, DJ , COLLINSON, ME , BRAIN, APR , (2011) MEGASPORES AND MICROSPORES OF THE EXTANT AND PALEOGENE MARSILEACEOUS FERN REGNELLIDIUM AND CRETACEOUS MOLASPORA: EVOLUTIONARY AND PHYTOGEOGRAPHIC IMPLICATIONS.INTERNATIONAL JOURNAL OF PLANT SCIENCES. VOL. 172. ISSUE 9. P. 1087-1100 19 66% 6
9 SHI, DJ , HALL, DO , (1988) THE AZOLLA-ANABAENA ASSOCIATION - HISTORICAL-PERSPECTIVE, SYMBIOSIS AND ENERGY-METABOLISM.BOTANICAL REVIEW. VOL. 54. ISSUE 4. P. 353-386 34 72% 19
10 PETERS, GA , (1991) AZOLLA AND OTHER PLANT-CYANOBACTERIA SYMBIOSES - ASPECTS OF FORM AND FUNCTION.PLANT AND SOIL. VOL. 137. ISSUE 1. P. 25-36 35 61% 8

Classes with closest relation at Level 1


Rank Class id link
1 22563 BIOL NITROGEN FIXAT PROJECT//EUGLENOID ALGA//RHIZOBIAL BIOFILMS
2 5125 HETEROCYST//BIOQUIM VEGETAL FOTOSINTESIS//HETEROCYST DIFFERENTIATION
3 21963 SESBANIA ROSTRATA//STEM NODULE//AESCHYNOMENE AFRASPERA
4 21422 AKINETE DEVELOPMENT AND GERMINATION//CALOTHRIX BREVISSIMA//N BUTOXYMETHYL 2 CHLORO 2 6 DIETHYLACETANILIDE
5 16447 WATER HYACINTH//EICHHORNIA CRASSIPES//NEOCHETINA EICHHORNIAE
6 36249 AITIMUTAGENICITY//AUTOTROPHIC AND HETEROTROPHIC ORGANISMS//BULGARIA PLANT PHYSIOL GENET
7 19421 DUCKWEED//LEMNACEAE//WOLFFIA
8 16437 GLUCOSYLGLYCEROL//CYTOCHROME CM//CYTOPLASMIC OSMOLALITY
9 25384 ISOETES//ISOETACEAE//QUILLWORT
10 14395 OSCILLATORIALES//CYANOBACTERIA//CHROOCOCCALES

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