Class information for:
Level 1: WEED SCIENCE//WEED COMPETITION//WEED INTERFERENCE

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
9 4 PLANT SCIENCES//FOOD SCIENCE & TECHNOLOGY//AGRONOMY 1475572
484 3       WEED TECHNOLOGY//WEED SCIENCE//ALLELOPATHY 24183
641 2             WEED TECHNOLOGY//WEED SCIENCE//HERBICIDE RESISTANCE 14053
2634 1                   WEED SCIENCE//WEED COMPETITION//WEED INTERFERENCE 2217

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 WEED SCIENCE journal 1023214 26% 13% 566
2 WEED COMPETITION authKW 574441 4% 42% 96
3 WEED INTERFERENCE authKW 513424 3% 53% 68
4 WEED TECHNOLOGY journal 450586 16% 9% 351
5 INTEGRATED WEED MANAGEMENT authKW 413322 5% 24% 120
6 WEED DENSITY authKW 344030 3% 36% 68
7 WEED RESEARCH journal 317452 10% 10% 213
8 ECONOMIC THRESHOLD authKW 217082 2% 28% 55
9 CROP COMPETITION authKW 216142 1% 72% 21
10 CROP WEED COMPETITION authKW 209687 1% 49% 30

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Agronomy 177362 74% 1% 1645
2 Plant Sciences 56023 69% 0% 1526
3 Agriculture, Multidisciplinary 4400 10% 0% 213
4 Horticulture 264 2% 0% 45
5 Agricultural Economics & Policy 227 1% 0% 17
6 Biodiversity Conservation 60 1% 0% 23
7 AGRICULTURAL EXPERIMENT STATION REPORTS 49 0% 0% 2
8 Soil Science 44 1% 0% 26
9 Ecology 38 3% 0% 59
10 Agricultural Engineering 1 0% 0% 5

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 RIDGETOWN 75158 1% 23% 23
2 PROGRAMA POS FITOSSANIDADE 61482 1% 29% 15
3 AREA PLANTAS DANINHAS 42643 0% 100% 3
4 PLANT AGR 35717 3% 4% 61
5 AGR DARAB 28428 0% 100% 2
6 ALUNO PROGRAMA POS FITOTECN 28428 0% 100% 2
7 CENT PLAINS 28428 0% 100% 2
8 JOINT CENT CROP IMPROVEMENT 28428 0% 100% 2
9 LAND FOOD OUR 28428 0% 100% 2
10 STANFORD MEDIA WORKS 28428 0% 100% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 WEED SCIENCE 1023214 26% 13% 566
2 WEED TECHNOLOGY 450586 16% 9% 351
3 WEED RESEARCH 317452 10% 10% 213
4 PLANTA DANINHA 174014 5% 11% 115
5 CANADIAN JOURNAL OF PLANT SCIENCE 34182 5% 2% 109
6 WEED BIOLOGY AND MANAGEMENT 26350 1% 7% 26
7 CROP PROTECTION 19186 4% 2% 80
8 AGRONOMY JOURNAL 6159 3% 1% 57
9 ZEITSCHRIFT FUR PFLANZENKRANKHEITEN UND PFLANZENSCHUTZ-JOURNAL OF PLANT DISEASES AND PROTECTION 4397 1% 1% 25
10 PHYTOPROTECTION 3218 0% 2% 10

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 WEED COMPETITION 574441 4% 42% 96 Search WEED+COMPETITION Search WEED+COMPETITION
2 WEED INTERFERENCE 513424 3% 53% 68 Search WEED+INTERFERENCE Search WEED+INTERFERENCE
3 INTEGRATED WEED MANAGEMENT 413322 5% 24% 120 Search INTEGRATED+WEED+MANAGEMENT Search INTEGRATED+WEED+MANAGEMENT
4 WEED DENSITY 344030 3% 36% 68 Search WEED+DENSITY Search WEED+DENSITY
5 ECONOMIC THRESHOLD 217082 2% 28% 55 Search ECONOMIC+THRESHOLD Search ECONOMIC+THRESHOLD
6 CROP COMPETITION 216142 1% 72% 21 Search CROP+COMPETITION Search CROP+COMPETITION
7 CROP WEED COMPETITION 209687 1% 49% 30 Search CROP+WEED+COMPETITION Search CROP+WEED+COMPETITION
8 CRITICAL WEED FREE PERIOD 190038 1% 70% 19 Search CRITICAL+WEED+FREE+PERIOD Search CRITICAL+WEED+FREE+PERIOD
9 WEED BIOMASS 156877 2% 30% 37 Search WEED+BIOMASS Search WEED+BIOMASS
10 YIELD LOSS 144976 3% 15% 68 Search YIELD+LOSS Search YIELD+LOSS

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 6948 WEED SEEDBANK//WEED COMMUNITY//WEED RESEARCH
2 16758 BURIAL DEPTH//WEED SCI CROP ENVIRONM SCI//DRY SEEDED RICE
3 8070 WEED TECHNOLOGY//IPOLA//IPOHG
4 31133 DAUGHTER TUBER SPROUTING//POTATO SOLANUM TUBEROSUM L RUSSET BURBANK//TUBER SPROUTING TEST
5 37491 GROUNDKEEPERS//WEED FRESH BIOMASS//GROUNDKEEPER VOLUNTEER POTATO
6 26512 PLANTA DANINHA//ACONITATE ISOMERASE//NUCLEO PESQUISA AVANCADA MATOL NUPAM
7 2570 HERBICIDE RESISTANCE//GLYPHOSATE RESISTANCE//AUSTRALIAN HERBICIDE ISTANCE INITIAT
8 7090 SITE SPECIFIC WEED MANAGEMENT//WEED DETECTION//SITE SPECIFIC WEED CONTROL
9 27668 COGONGRASS//GREEN CORN//SPEARGRASS
10 5657 WEED SCIENCE//CROP OIL CONCENTRATE//WEED TECHNOLOGY

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