{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,6]],"date-time":"2025-08-06T13:21:04Z","timestamp":1754486464297},"reference-count":45,"publisher":"FapUNIFESP (SciELO)","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Rev. Bras. Ci\u00eanc. Solo"],"published-print":{"date-parts":[[2015,2]]},"abstract":"<jats:p>The spatial correlation between soil properties and weeds is relevant in agronomic and environmental terms. The analysis of this correlation is crucial for the interpretation of its meaning, for influencing factors such as dispersal mechanisms, seed production and survival, and the range of influence of soil management techniques. This study aimed to evaluate the spatial correlation between the physical properties of soil and weeds in no-tillage (NT) and conventional tillage (CT) systems. The following physical properties of soil and weeds were analyzed: soil bulk density, macroporosity, microporosity, total porosity, aeration capacity of soil matrix, soil water content at field capacity, weed shoot biomass, weed density, Commelina benghalensis density, and Bidens pilosa density. Generally, the ranges of the spatial correlations were higher in NT than in CT. The cross-variograms showed that many variables have a structure of combined spatial variation and can therefore be mapped from one another by co-kriging. This combined variation also allows inferences about the physical and biological meanings of the study variables. Results also showed that soil management systems influence the spatial dependence structure significantly.<\/jats:p>","DOI":"10.1590\/01000683rbcs20150568","type":"journal-article","created":{"date-parts":[[2015,4,16]],"date-time":"2015-04-16T21:42:49Z","timestamp":1429220569000},"page":"279-288","source":"Crossref","is-referenced-by-count":4,"title":["SPATIAL CORRELATION BETWEEN PHYSICAL PROPERTIES OF SOIL AND WEEDS IN TWO MANAGEMENT SYSTEMS"],"prefix":"10.1590","volume":"39","author":[{"given":"Valter Roberto","family":"Schaffrath","sequence":"first","affiliation":[{"name":"Instituto Federal do Paran\u00e1,  Brasil"}]},{"given":"Ant\u00f4nio Carlos Andrade","family":"Gon\u00e7alves","sequence":"additional","affiliation":[{"name":"Universidade Estadual de Maring\u00e1,  Brasil"}]},{"given":"Ant\u00f3nio Jorge","family":"Sousa","sequence":"additional","affiliation":[{"name":"Universidade T\u00e9cnica de Lisboa,  Portugal"}]},{"given":"C\u00e1ssio Antonio","family":"Tormena","sequence":"additional","affiliation":[{"name":"Universidade Estadual de Maring\u00e1,  Brasil"}]}],"member":"530","reference":[{"key":"ref1","doi-asserted-by":"crossref","first-page":"181","DOI":"10.1111\/j.1365-3180.1991.tb01757.x","article-title":"Soil properties affecting the distribution of 37 weed species in Danish soil","volume":"31","author":"Andreasen C","year":"1991","journal-title":"Weed Res"},{"key":"ref2","series-title":"Methods of soil analysis; physical and mineralogical methods","first-page":"363","volume-title":"Bulk density","author":"Blake GR","year":"1986"},{"key":"ref3","first-page":"196","article-title":"Spatial cross-correlation of Bouteloua gracilis with site factors","volume":"41","author":"Bonham CD","year":"1995","journal-title":"Grass Sci"},{"key":"ref4","series-title":"Estat\u00edstica experimental n\u00e3o-param\u00e9trica","author":"Campos H","year":"1983","edition":"4"},{"key":"ref5","doi-asserted-by":"crossref","first-page":"567","DOI":"10.1614\/0043-1745(2000)048[0567:IAASPA]2.0.CO;2","article-title":"Identifying associations among site properties and weed species abundance. 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