نتایج جستجو برای: gleyic condition
تعداد نتایج: 314765 فیلتر نتایج به سال:
introduction: educational justice is a process by which all those involved in education are pondering and seeking to establish it in their regulatory environments. this study aimed to investigate effective factors in an ideal educational justice and the current condition of educational justice from the students’ viewpoint and ultimately increase the awareness and understanding of authorities an...
The wetlands on the quartz sands aeolian sheet make up one of ecosystems most recognized and important Doñana National Park Biological Reserve (South Spain). More than 650 temporal small-lakes have been surveyed in abundant sand depressions sheet, are a hydro-geomorphological dune-small-lake system. This paper studies pedological diversity around Navazo del Toro (NVT) wetland, biggest small-lak...
laan in (ph.d thesis, tartu. 1999) introduced the principal weak form of condition $(p)$ as condition $(pwp)$ and gave some characterization of monoids by this condition of their acts. in this paper first we introduce condition (g-pwp), a generalization of condition $(pwp)$ of acts over monoids and then will give a characterization of monoids when all right acts satisfy this condition. we also ...
This study has analysed Li isotopes ratios from well-studied soil and pore water profiles Iceland that have the same parent material but experienced different degrees of chemical weathering. Thus, least to most weathered, we vitrosols (V), gleyic andosols (GA), brown (BA), Histosols (H) Histic Andosols (HA). Although weathered H HA soils highest content in clay-sized material, they fractionated...
The impact of soil mesofauna on the rehabilitation of soil surfaces sealed by rainfall was investigated in a long-term laboratory experiment. Fifteen undisturbed soil monoliths from the Ap horizon of a Gleyic Podzoluvisol/Haplic Luvisol derived from loess were obtained after conventional tillage and seedbed preparation. The soil of this site is known to be susceptible to surface sealing as a re...
a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...
Inadequate waste management in Mining Environmental Liabilities (MEL) represents a risk for the environment and human health generates social problems. The aim of this article is twofold: i) to evaluate environmental quality soils from geo-ecological perspective; ii) inventory native flora around two MEL Hualgayoc district Peruvian Andes. Soil samples collected topsoil (upper 30 cm; i.e., soil ...
The importance of soil properties in wine grape production is generally treated as secondary to climate and canopy management. This study was undertaken characterize classify a singular resource for vineyard traditional viticultural region: Castilla-La Mancha, central Spain. under described sampled using standard survey procedures outlined by FAO, served pedologic window Gleyic Fluvisol (Calcar...
A connection graph represents resolvability in a set of clauses explicitly. The corresponding connection graph proof procedure has the deeciency that the graphs may grow, becoming impractical to handle. We present a novel proof procedure for condition graphs, which is a reenement of connection graphs. Our idea is to control the growth of the graph by recognizing tests in clauses and translating...
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