Class information for:
Level 2: AGRONOMY JOURNAL//SOIL SCIENCE//COVER CROPS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
974 10652 31.2 49%


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
40 3       AGRONOMY//SOIL SCIENCE//AGRICULTURE, MULTIDISCIPLINARY 100292
974 2             AGRONOMY JOURNAL//SOIL SCIENCE//COVER CROPS 10652
3566 1                   COVER CROPS//CATCH CROP//ROLLER CRIMPER 1956
6885 1                   AMMONIA VOLATILIZATION//FERTILIZER RESEARCH//UREASE INHIBITOR 1432
8512 1                   CHLOROPHYLL METER//SPAD 502//SPAD 1246
9194 1                   DRYLAND STN//SUMMER FALLOW//SEMIARID PRAIRIE AGR 1179
11106 1                   NITRIFICATION INHIBITOR//DICYANDIAMIDE//3 4 DIMETHYLPYRAZOLE PHOSPHATE 1007
12613 1                   QUEFTS//NITRATE LEACHING//LEAF COLOR CHART 893
13960 1                   AGRONOMY JOURNAL//JOURNAL OF FERTILIZER ISSUES//N CENT KANSAS EXPT FIELD 802
18487 1                   CONTROLLED RELEASE FERTILIZER//SLOW RELEASE FERTILIZER//SLOW RELEASE FERTILIZERS 549
18861 1                   ADDED N INTERACTION//N 15 LABELLED FERTILIZER//FERTILIZER N UPTAKE 533
22927 1                   CORN STOVER//AGROECOSYST MANAGEMENT UNIT//MINIMUM STOVER REQUIREMENT 364
23601 1                   MASS AND CHEMICAL COMPOSITION//WHEAT STRAW APPLICATION//GENOM FITOMELHORAMENTO 340
27691 1                   NORTH DAKOTA AGRICULTURAL EXPERIMENT STATION BULLETIN//GREEN MANURE MICROSITE//JOURNAL OF FERTILIZER ISSUES 223
33205 1                   CROP RESIDUE COVER//CELLULOSE ABSORPTION INDEX//NON PHOTOSYNTHETIC VEGETATION 128

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 AGRONOMY JOURNAL journal 526849 11% 16% 1157
2 SOIL SCIENCE WoSSC 380059 36% 4% 3794
3 COVER CROPS authKW 272876 3% 29% 325
4 AMMONIA VOLATILIZATION authKW 228289 1% 54% 147
5 AGRONOMY WoSSC 217436 38% 2% 4039
6 NITRATE LEACHING authKW 207061 2% 32% 223
7 NITRIFICATION INHIBITOR authKW 188514 1% 48% 137
8 CHLOROPHYLL METER authKW 138742 1% 67% 72
9 FERTILIZER RESEARCH journal 116335 2% 20% 206
10 CATCH CROP authKW 114571 1% 49% 82

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 Soil Science 380059 36% 4% 3794
2 Agronomy 217436 38% 2% 4039
3 Agriculture, Multidisciplinary 42534 13% 1% 1432
4 Plant Sciences 11723 16% 0% 1680
5 Agricultural Engineering 5828 3% 1% 335
6 Horticulture 4599 4% 0% 388
7 Environmental Sciences 2276 9% 0% 941
8 AGRICULTURAL EXPERIMENT STATION REPORTS 1649 0% 2% 25
9 Water Resources 1443 4% 0% 401
10 Ecology 1249 5% 0% 527

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 DRYLAND STN 43551 0% 72% 21
2 SEMIARID PRAIRIE AGR 43406 1% 17% 89
3 SOIL SCI 36622 4% 3% 440
4 CENT GREAT PLAINS STN 28748 0% 30% 34
5 SOIL PLANT NUTRIENT UNIT 26867 0% 29% 32
6 COLUMBIA PLATEAU CONSERVAT 26399 0% 34% 27
7 AGRON 26338 5% 2% 517
8 SOIL ENVIRONM QUAL 25229 0% 38% 23
9 ON FARM NETWORK 22917 0% 100% 8
10 OURCES ENVIRONM FOOD SECUR 22733 0% 23% 35

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 AGRONOMY JOURNAL 526849 11% 16% 1157
2 FERTILIZER RESEARCH 116335 2% 20% 206
3 SOIL SCIENCE SOCIETY OF AMERICA JOURNAL 114426 6% 7% 610
4 JOURNAL OF FERTILIZER ISSUES 106902 1% 53% 71
5 NUTRIENT CYCLING IN AGROECOSYSTEMS 92334 2% 14% 227
6 JOURNAL OF PRODUCTION AGRICULTURE 89430 2% 19% 164
7 COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS 80462 4% 6% 441
8 CANADIAN JOURNAL OF SOIL SCIENCE 67953 2% 10% 241
9 SOIL & TILLAGE RESEARCH 60804 3% 8% 274
10 JOURNAL OF SOIL AND WATER CONSERVATION 57412 2% 9% 224

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 COVER CROPS 272876 3% 29% 325 Search COVER+CROPS Search COVER+CROPS
2 AMMONIA VOLATILIZATION 228289 1% 54% 147 Search AMMONIA+VOLATILIZATION Search AMMONIA+VOLATILIZATION
3 NITRATE LEACHING 207061 2% 32% 223 Search NITRATE+LEACHING Search NITRATE+LEACHING
4 NITRIFICATION INHIBITOR 188514 1% 48% 137 Search NITRIFICATION+INHIBITOR Search NITRIFICATION+INHIBITOR
5 CHLOROPHYLL METER 138742 1% 67% 72 Search CHLOROPHYLL+METER Search CHLOROPHYLL+METER
6 CATCH CROP 114571 1% 49% 82 Search CATCH+CROP Search CATCH+CROP
7 DICYANDIAMIDE 79537 1% 38% 74 Search DICYANDIAMIDE Search DICYANDIAMIDE
8 ROLLER CRIMPER 75282 0% 91% 29 Search ROLLER+CRIMPER Search ROLLER+CRIMPER
9 NO TILL 69057 1% 19% 124 Search NO+TILL Search NO+TILL
10 NITROGEN USE EFFICIENCY 63654 1% 17% 130 Search NITROGEN+USE+EFFICIENCY Search NITROGEN+USE+EFFICIENCY

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 CAMERON, KC , DI, HJ , MOIR, JL , (2013) NITROGEN LOSSES FROM THE SOIL/PLANT SYSTEM: A REVIEW.ANNALS OF APPLIED BIOLOGY. VOL. 162. ISSUE 2. P. 145 -173 109 54% 94
2 BLANCO-CANQUI, H , SHAVER, TM , LINDQUIST, JL , SHAPIRO, CA , ELMORE, RW , FRANCIS, CA , HERGERT, GW , (2015) COVER CROPS AND ECOSYSTEM SERVICES: INSIGHTS FROM STUDIES IN TEMPERATE SOILS.AGRONOMY JOURNAL. VOL. 107. ISSUE 6. P. 2449 -2474 90 66% 9
3 THORUP-KRISTENSEN, K , MAGID, J , JENSEN, LS , (2003) CATCH CROPS AND GREEN MANURES AS BIOLOGICAL TOOLS IN NITROGEN MANAGEMENT IN TEMPERATE ZONES.ADVANCES IN AGRONOMY, VOL 79. VOL. 79. ISSUE . P. 227-302 113 61% 199
4 SAMBORSKI, SM , TREMBLAY, N , FALLON, E , (2009) STRATEGIES TO MAKE USE OF PLANT SENSORS-BASED DIAGNOSTIC INFORMATION FOR NITROGEN RECOMMENDATIONS.AGRONOMY JOURNAL. VOL. 101. ISSUE 4. P. 800-816 73 70% 84
5 TONITTO, C , DAVID, MB , DRINKWATER, LE , (2006) REPLACING BARE FALLOWS WITH COVER CROPS IN FERTILIZER-INTENSIVE CROPPING SYSTEMS: A META-ANALYSIS OF CROP YIELD AND N DYNAMICS.AGRICULTURE ECOSYSTEMS & ENVIRONMENT. VOL. 112. ISSUE 1. P. 58-72 70 69% 185
6 CHEN, D , SUTER, H , ISLAM, A , EDIS, R , FRENEY, JR , WALKER, CN , (2008) PROSPECTS OF IMPROVING EFFICIENCY OF FERTILISER NITROGEN IN AUSTRALIAN AGRICULTURE: A REVIEW OF ENHANCED EFFICIENCY FERTILISERS.AUSTRALIAN JOURNAL OF SOIL RESEARCH. VOL. 46. ISSUE 4. P. 289 -301 78 65% 67
7 SOMMER, SG , SCHJOERRING, JK , DENMEAD, OT , (2004) AMMONIA EMISSION FROM MINERAL FERTILIZERS AND FERTILIZED CROPS.ADVANCES IN AGRONOMY, VOL 82. VOL. 82. ISSUE . P. 557-622 96 56% 111
8 VALKAMA, E , LEMOLA, R , KANKANEN, H , TURTOLA, E , (2015) META-ANALYSIS OF THE EFFECTS OF UNDERSOWN CATCH CROPS ON NITROGEN LEACHING LOSS AND GRAIN YIELDS IN THE NORDIC COUNTRIES.AGRICULTURE ECOSYSTEMS & ENVIRONMENT. VOL. 203. ISSUE . P. 93 -101 43 90% 13
9 ARONSSON, H , HANSEN, EM , THOMSEN, IK , LIU, J , OGAARD, AF , KANKANEN, H , ULEN, B , (2016) THE ABILITY OF COVER CROPS TO REDUCE NITROGEN AND PHOSPHORUS LOSSES FROM ARABLE LAND IN SOUTHERN SCANDINAVIA AND FINLAND.JOURNAL OF SOIL AND WATER CONSERVATION. VOL. 71. ISSUE 1. P. 41 -55 57 75% 0
10 GABRIEL, JL , ALONSO-AYUSO, M , GARCIA-GONZALEZ, I , HONTORIA, C , QUEMADA, M , (2016) NITROGEN USE EFFICIENCY AND FERTILISER FATE IN A LONG-TERM EXPERIMENT WITH WINTER COVER CROPS.EUROPEAN JOURNAL OF AGRONOMY. VOL. 79. ISSUE . P. 14 -22 44 88% 1

Classes with closest relation at Level 2


Rank Class id link
1 1539 INDIAN JOURNAL OF AGRONOMY//INDIAN JOURNAL OF AGRICULTURAL SCIENCES//AGRONOMY
2 3272 INTERCROPPING//LAND EQUIVALENT RATIO//INDIAN JOURNAL OF AGRONOMY
3 80 SOIL SCIENCE//SOIL BIOLOGY & BIOCHEMISTRY//SOIL RESPIRATION
4 698 DENITRIFICATION//ANAMMOX//NITROUS OXIDE
5 779 COMPOST//COMPOST SCIENCE & UTILIZATION//BIOCYCLE
6 528 SWAT//NONPOINT SOURCE POLLUTION//JOURNAL OF ENVIRONMENTAL QUALITY
7 3280 ARCHIV FUR ACKER UND PFLANZENBAU UND BODENKUNDE-ARCHIVES OF AGRONOMY AND SOIL SCIENCE//LISTY CUKROVARNICKE A REPARSKE//ROSTLINNA VYROBA
8 670 AGRICULTURAL WATER MANAGEMENT//REFERENCE EVAPOTRANSPIRATION//IRRIGATION SCIENCE
9 2694 AUSTRALIAN JOURNAL OF EXPERIMENTAL AGRICULTURE//AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH//APSIM
10 618 AGRICULTURAL SYSTEMS//SOCIOLOGIA RURALIS//JOURNAL OF RURAL STUDIES

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