Class information for:
Level 1: SUBSURFACE DRAINAGE//DRAINMOD//CONTROLLED DRAINAGE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
8894 1207 32.4 42%


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
8894 1                   SUBSURFACE DRAINAGE//DRAINMOD//CONTROLLED DRAINAGE 1207

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 SUBSURFACE DRAINAGE authKW 1693328 10% 54% 123
2 DRAINMOD authKW 1400423 6% 80% 69
3 CONTROLLED DRAINAGE authKW 1000806 4% 75% 53
4 WATER TABLE MANAGEMENT authKW 649834 3% 76% 34
5 TILE DRAINAGE authKW 517363 4% 44% 47
6 RZWQM authKW 330894 2% 59% 22
7 DRAINAGE WATER MANAGEMENT authKW 267194 1% 81% 13
8 SUBIRRIGATION authKW 253918 3% 31% 32
9 DRAIN DEPTH authKW 202376 1% 100% 8
10 TRANSACTIONS OF THE ASAE journal 192619 19% 3% 227

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 Agricultural Engineering 79525 33% 1% 397
2 Water Resources 23338 37% 0% 451
3 Agronomy 8423 22% 0% 271
4 Soil Science 4191 11% 0% 137
5 Environmental Sciences 1837 20% 0% 242
6 Engineering, Civil 1286 10% 0% 115
7 AGRICULTURAL EXPERIMENT STATION REPORTS 851 0% 1% 6
8 Agriculture, Multidisciplinary 376 4% 0% 49
9 Ecology 270 6% 0% 77
10 Engineering, Environmental 256 4% 0% 51

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 SOIL TILTH 129950 4% 10% 52
2 GREAT PLAINS SYST UNIT 126808 2% 26% 19
3 AGR SYST UNIT 89774 2% 15% 23
4 AGR BIOSYST ENGN 86460 7% 4% 89
5 ALTERRA ILRI 80949 0% 80% 4
6 SOIL DRAINAGE UNIT 79545 1% 17% 18
7 GPSR 56917 0% 75% 3
8 SERS 52696 0% 42% 5
9 EFFICIENT IRRIGAT DRAINAGE ENVIRONM AGR WATER 50594 0% 100% 2
10 HYDRO PROGRAM 50594 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 TRANSACTIONS OF THE ASAE 192619 19% 3% 227
2 AGRICULTURAL WATER MANAGEMENT 103733 11% 3% 128
3 IRRIGATION AND DRAINAGE 64868 4% 5% 49
4 JOURNAL OF ENVIRONMENTAL QUALITY 51417 10% 2% 117
5 JOURNAL OF SOIL AND WATER CONSERVATION 24336 4% 2% 49
6 JOURNAL OF IRRIGATION AND DRAINAGE ENGINEERING 21974 3% 3% 33
7 TRANSACTIONS OF THE ASABE 21895 4% 2% 44
8 JOURNAL OF IRRIGATION AND DRAINAGE ENGINEERING-ASCE 20400 2% 3% 29
9 CANADIAN AGRICULTURAL ENGINEERING 15368 2% 3% 21
10 APPLIED ENGINEERING IN AGRICULTURE 11717 2% 2% 29

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 SUBSURFACE DRAINAGE 1693328 10% 54% 123 Search SUBSURFACE+DRAINAGE Search SUBSURFACE+DRAINAGE
2 DRAINMOD 1400423 6% 80% 69 Search DRAINMOD Search DRAINMOD
3 CONTROLLED DRAINAGE 1000806 4% 75% 53 Search CONTROLLED+DRAINAGE Search CONTROLLED+DRAINAGE
4 WATER TABLE MANAGEMENT 649834 3% 76% 34 Search WATER+TABLE+MANAGEMENT Search WATER+TABLE+MANAGEMENT
5 TILE DRAINAGE 517363 4% 44% 47 Search TILE+DRAINAGE Search TILE+DRAINAGE
6 RZWQM 330894 2% 59% 22 Search RZWQM Search RZWQM
7 DRAINAGE WATER MANAGEMENT 267194 1% 81% 13 Search DRAINAGE+WATER+MANAGEMENT Search DRAINAGE+WATER+MANAGEMENT
8 SUBIRRIGATION 253918 3% 31% 32 Search SUBIRRIGATION Search SUBIRRIGATION
9 DRAIN DEPTH 202376 1% 100% 8 Search DRAIN+DEPTH Search DRAIN+DEPTH
10 DRAINAGE 152855 10% 5% 118 Search DRAINAGE Search DRAINAGE

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 CHRISTIANSON, LE , HARMEL, RD , (2015) THE MANAGE DRAIN LOAD DATABASE: REVIEW AND COMPILATION OF MORE THAN FIFTY YEARS OF NORTH AMERICAN DRAINAGE NUTRIENT STUDIES.AGRICULTURAL WATER MANAGEMENT. VOL. 159. ISSUE . P. 277 -289 60 71% 7
2 FANG, QX , MALONE, RW , MA, L , JAYNES, DB , THORP, KR , GREEN, TR , AHUJA, LR , (2012) MODELING THE EFFECTS OF CONTROLLED DRAINAGE, N RATE AND WEATHER ON NITRATE LOSS TO SUBSURFACE DRAINAGE.AGRICULTURAL WATER MANAGEMENT. VOL. 103. ISSUE . P. 150-161 49 77% 14
3 MA, L , AHUJA, LR , NOLAN, BT , MALONE, RW , TROUT, TJ , QI, Z , (2012) ROOT ZONE WATER QUALITY MODEL (RZWQM2): MODEL USE, CALIBRATION, AND VALIDATION.TRANSACTIONS OF THE ASABE. VOL. 55. ISSUE 4. P. 1425 -1446 49 65% 16
4 MA, L , MALONE, RW , HEILMAN, P , JAYNES, DB , AHUJA, LR , SASEENDRAN, SA , KANWAR, RS , ASCOUGH, JC , (2007) RZWQM SIMULATED EFFECTS OF CROP ROTATION, TILLAGE, AND CONTROLLED DRAINAGE ON CROP YIELD AND NITRATE-N LOSS IN DRAIN FLOW.GEODERMA. VOL. 140. ISSUE 3. P. 260-271 44 77% 25
5 ALE, S , BOWLING, LC , YOUSSEF, MA , BROUDER, SM , (2012) EVALUATION OF SIMULATED STRATEGIES FOR REDUCING NITRATE-NITROGEN LOSSES THROUGH SUBSURFACE DRAINAGE SYSTEMS.JOURNAL OF ENVIRONMENTAL QUALITY. VOL. 41. ISSUE 1. P. 217-228 33 79% 8
6 MORIASI, DN , GOWDA, PH , ARNOLD, JG , MULLA, DJ , ALE, S , STEINER, JL , (2013) MODELING THE IMPACT OF NITROGEN FERTILIZER APPLICATION AND TILE DRAIN CONFIGURATION ON NITRATE LEACHING USING SWAT.AGRICULTURAL WATER MANAGEMENT. VOL. 130. ISSUE . P. 36-43 30 79% 16
7 LUO, W , SANDS, GR , YOUSSEF, M , STROCK, JS , SONG, I , CANELON, D , (2010) MODELING THE IMPACT OF ALTERNATIVE DRAINAGE PRACTICES IN THE NORTHERN CORN-BELT WITH DRAINMOD-NII.AGRICULTURAL WATER MANAGEMENT. VOL. 97. ISSUE 3. P. 389 -398 27 93% 28
8 NEGM, LM , YOUSSEF, MA , CHESCHEIR, GM , SKAGGS, RW , (2016) DRAINMOD-BASED TOOLS FOR QUANTIFYING REDUCTIONS IN ANNUAL DRAINAGE FLOW AND NITRATE LOSSES RESULTING FROM DRAINAGE WATER MANAGEMENT ON CROPLANDS IN EASTERN NORTH CAROLINA.AGRICULTURAL WATER MANAGEMENT. VOL. 166. ISSUE . P. 86 -100 34 69% 0
9 CHRISTIANSON, LE , HARMEL, RD , (2015) 4R WATER QUALITY IMPACTS: AN ASSESSMENT AND SYNTHESIS OF FORTY YEARS OF DRAINAGE NITROGEN LOSSES.JOURNAL OF ENVIRONMENTAL QUALITY. VOL. 44. ISSUE 6. P. 1852 -1860 34 62% 6
10 THORP, KR , JAYNES, DB , MALONE, RW , (2008) SIMULATING THE LONG-TERM PERFORMANCE OF DRAINAGE WATER MANAGEMENT ACROSS THE MIDWESTERN UNITED STATES.TRANSACTIONS OF THE ASABE. VOL. 51. ISSUE 3. P. 961-976 37 70% 22

Classes with closest relation at Level 1


Rank Class id link
1 21012 GROUNDWATER CONTRIBUTION//IRRIGAT WATER OURCE ENGN//AGRICULTURAL WATER MANAGEMENT
2 26247 SOILS WATER AGR ENGN//LAND DRAINAGE THEORY//R LINEAR CONJUGATION PROBLEM
3 26802 MOLE DRAINAGE//FUNCTIONAL LAND MANAGEMENT//CRANFIELD SPORTS SUR ES
4 19323 PESTICIDE LEACHING//PESTICIDE ROOT ZONE MODEL//CANOPY SOIL SYSTEM
5 23307 LEACHN//LEACHMN//NCSOIL
6 2710 SWAT//SWAT MODEL//WATERSHED MODELING
7 23107 PHOSPHORUS RELEASE CHARACTERISTICS//ENVRIONM SCI BIOL//EXCHANGE LAYER
8 9888 VEGETATIVE FILTER STRIPS//FILTER STRIPS//RIPARIAN BUFFERS
9 7072 LOIS//HUMBER//AQUAT ENVIRONM
10 3431 PREFERENTIAL FLOW//MACROPORE FLOW//SOLUTE TRANSPORT

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