soil properties
On-line measurement of soil properties without direct spectral response in near infrared spectral range
... acquire soil spectra in diffuse reflectance ...studied soil properties were developed with a partial least squares regression (PLSR) with one-leave-out cross validation, using spectra measured under ...
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Variability of Arundo donax growth in dry-farming as a function of soil properties
... the soil was physically prepared and a drip irrigation system was installed; the mainline crossed the field by the middle, therefore the drip tubing was connected in both sides (2 x 65 m to lay 110 m irrigation ...
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Landscape and field scale control of spatial variation of soil properties in Mediterranean montane meadows
... topsoil properties to address two major questions: 1) what are the factors controlling the gradients of soil chemical composition?, and 2) are they differentially operating at different spatial scales? We ...
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Effects of overstorey canopy, plant plant interactions and soil properties on Mediterranean maritime pine seedling dynamics
... Our understanding of the role of shrubs in this process is also quite limited. Given the current and predicted climatic trends (IPCC, 2007), shrublands are likely to expand in Mediterranean systems because pioneer ...
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Effects of wild boar disturbance on vegetation and soil properties in the Monte Desert, Argentina
... and soil properties, we set up transects along the whole length of the inner and perimeter trails of the reserve in search of feces and signs of wild boars rooting (Cuevas et ...
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TítuloAnalysis of the spatial variability of crop yield and soil properties in small agricultural plots
... The existence of spatial dependence allowed the construction of yield maps with known precision using kriging interpolation. This way, visual comparison of yield map for different crops and evaluation of the spatial ...
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Effects of physicochemical soil properties of five agricultural soils on herbicide soil adsorption and leaching
... physicochemical soil properties of five agricultural soils on herbicide soil adsorption and ...the soil, there are several factors that affect their soil ...principal soil and ...
10
Groundcover influence on physical and chemical soil properties, runoff and nutrient loss and grape yield and quality in semiarid Mediterranean vineyards
... reduces soil fertility, damages nearby roads, and causes floods, (Costantini et ...the soil, climate, topography, soil management and the vines are planted and cultivated along the slope (Novara et ...
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Effects of microbiotic crust on soil properties, South of the “Los Barrancos” creek, Quíbor Valley, Venezuela
... Como se evidencia, la prueba de Levene para el porcentaje de humedad del suelo, resultó no significativa, por lo cual se asume la igualdad de las varianzas entre los grupos muestrales[r] ...
15
On soil textural classifications and soil texture-based estimations
... The soil texture representation with the standard textural fraction triplet ’sand-silt-clay’ is commonly used to estimate soil ...of soil texture for estimating some soil ...
14
2018.03.04.7
... P to convert it into unavailable forms and the dominance of individual fraction is largely controlled by soil properties. The amount of P fertilizer needed depends not only on the crop P requirement, but ...
5
Caracterización de la variabilidad espacial de propiedades del suelo a partir de la conductividad eléctrica aparente
... SUDDUTH, K.A.; KITCHEN, N.R.; WIEBOLD, W.J.; BATCHELOR, W.D.; BOLLERO, G.A.; BULLOCK, D.G.; CLAY, D.E.; PALM, H.L.; PIERCE, F.J.; SCHULER, R.T.; THELEN, K.D. (2005). Relating apparent electrical conductivity to ...
7
Exact solutions for the agricultural and the two dimensional packing problems
... the soil properties is one of the main impairments to the productivity and crop quality in ...on soil fertility variables, have a disadvantage: the zones have oval shapes which are not practical for ...
204
Local influence when fitting Gaussian spatial linear models : an agriculture application = Influencia local a modelos especiales lineales Gaussianos : aplicación a la agricultura
... the soil properties and soybean yield with and without the influen- tial points that were identified by the addictive and Zhu perturbations (Figures 3 and 4), the accuracy indices for Global Accuracy (GA) ...
14
Contrasting effects of fire frequency on plant traits of three dominant perennial herbs from Chaco Serrano.
... in soil properties in the short and long terms, affecting overall water and nutrient dynamics (Raison ...affecting soil permeability, ren- dering soils less able to hold ...clogs soil pores, ...
14
Effect of organic amendments on the afforestation performance of plant species on degraded semiarid conditions
... so soil fauna enhanced the ability of soil to hold water, which was then potentially available for ...whole soil profile which then effect whole ecosystem ...on soil development is ...
175
TítuloAssessment of the spatial variability of soil chemical properties along a transect using multifractal analysis
... of soil properties can be assessed through concepts of scale invariance, fractals and ...heterogeneity properties of general soil chemical properties along a short ...66 soil ...
14
Variaciones estacionales y altitudinales de artrópodos del suelo
... of soil arthropods were investigated in a pure Abies nordmanniana ...2010. Soil properties varied significantly among the seasons; higher soil nitrogen (N) and carbon (C) concentrations were ...
12
Relief influence on properties of a soil disturbed by a wildfire in El Pelado volcano, Central Mexico
... neralization process and it favored the transfer and deposit of clays and humic complexes in the backslope and channel. The phosphorus presented a slight decreasing regarding to the NBA soils, being located the biggest ...
14
Handbook of plant and soil analysis for agricultural systems
... Important soil properties are associated with particle size distribution (PSD), among others: porosity, permeability, infiltration, shrinking-swelling, water-holding capacity, susceptibility to erosion and ...
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