Fixed and random effect models were applied to a pseudo-panel data built of soil analysis reports from tobacco farms to analyze relationships between soil characteristics like soil organic matter (SOM) and soil nitrogen ...

Site-specific management demands the identification of subfield regions with homogeneous characteristics (management zones). However, determining subfield areas is difficult because of complex correlations and the spatial ...

1. The activity of soil-disturbing animals that increase soil nutrients can affect the carbon : nitrogen (C : N) ratio of plants, which, in turn, may determine the transfer of energy and nutrients through higher trophic ...

Se determinó el contenido de los nutrientes nitrógeno, fósforo, potásio y magnesio en hojas de algarrobo negro (Prosopis nigra, Gris.), medido secuencialmente en ejemplares de buen estado sanitario, ubicados sobre ...

Composted manure is the greatest nitrogen (N) source in organic agriculture, where the use of chemical fertilizers, except the use of rock phosphate as P source, is not allowed. The aim of this study was to evaluate the ...

Fine root growth in natural vegetation is difficult to predict due to its regulation by soil and plant factors. Field studies in arid ecosystems show a variety of root responses to soil resources and to plant aboveground ...

This study evaluates the effect of soil amendment with biosolid compost with wood shavings and yard trimmings on soil fertility, and soybean (Glycine max) biomass, productivity, nutrient uptake, and potential accumulation ...

Nuestro objetivo fue establecer la vinculación entre algunas características edáficas y el crecimiento de P. taeda, en su zona de plantación comercial en la Mesopotamia Argentina. La ...