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...", these transitions are, in turn, due to chemical compounds and the electronic movements within atoms...
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... representative of the Colombia coffee region. The chemical properties of five soils were evaluated after one...
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... shell as adsorbent material, as well as two chemical treatments with sodium hydroxide and hydrochloric...
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... study was to evaluate the spatial variability and the relationships of some soil chemical properties...
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... chemical notions in children five and six years old, through the use of experimentation. Methodologically...
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...Iguana iguana eggs were physically and chemically characterized. the physical tests were performed...
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... conductivity and some chemical properties in an Andisol. An area of 83 hectares was sampled by a rigid regular...
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...The present work aims to identify the influence of the chemical composition of water on bacterial...
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... characterized using an elemental and chemical analysis, and FTIR, in which was evidenced the presence of...
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..., and a chemical treatment.The data were collected 240 days after the crop was established, and the...
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...With the aim of contributing to the improvement of the chemical fertility of the acid soils on the...
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... establishment of chemical and biological composition, permitting its use. This project conducted an analysis of...
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... department of Córdoba, Colombia by means of different chemical extractors. Samples of acid, neutral and...
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... chemical properties for use as indicators of soil quality. Among the chemical properties that can be...
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... corporate profitability for the chemicals distribution sector in Colombia. The study looks at 48 companies...
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... wilted (Kp), on the fermentation process and chemical composition of mixed silages. Materials and methods...
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