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Soil fertility, nutrition and yield of maize and barley with gypsum application on soil surface in no-till. ABSTRACT: Annual crop yield and nutrition have shown differentiated responses to modifications in soil chemical properties brought about by gypsum application. The aim of this study was to evaluate th... ... Repositório: BDPA Ano de publicação: 2014
Reclamation status of a degraded pasture based on soil health indicators. Pasture degradation is a concern, especially in susceptible sandy soils for which strategies to recover them must be developed. Microbiological and biochemical soil health indicators are useful in the... ... Repositório: BDPA Ano de publicação: 2015
Organic matter and physical attributes of the soil with underground barrage in agroecological transition. The objective of this work was to evaluate the physical attributes and the organic matter of the soils with underground barrage in the brazilian semiarid, comparing with areas of conventional system a... ... Repositório: BDPA Ano de publicação: 2019
Relationships between labile soil organic carbon fractions under different soil management systems. ABSTRACT: The study of labile carbon fractions (LCF) provides an understanding of the behavior of soil organic matter (SOM) under different soil management systems and cover crops. The aim of this stu... ... Repositório: BDPA Ano de publicação: 2016
Soil structure and its influence on microbial biomass. Soil and crop management have a fundamental role in the maintenance and improvement of soil quality, as they have a direct influence its structure and on microorganisms habitats. The aim of this study... ... Repositório: BDPA Ano de publicação: 2015
Soil data curation with the help of an expert system for soil classification. We used an expert system for soil classification to curate soil data and improve its quality. The system is the first to accurately classify soil profiles to the fourth level of the current version of... ... Repositório: BDPA Ano de publicação: 2022
Soil carbon and nitrogen in pasture soil reforested with eucalyptus and guachapele. In spite of the normally low content of organic matter found in sandy soils, it is responsible for almost the totality of cation exchange capacity (CEC), water storage and availability of plant nutrie... ... Repositório: BDPA Ano de publicação: 2008
Soil carbon and microbial processes in agriculture ecosystem. As global warming progresses, concerns also arise regarding the decline in agricultural productivity and soil degradation. On the other hand, the demand for food is increasing as the population grows,... ... Repositório: BDPA Ano de publicação: 2023
Pedotransfer functions: the role of soil chemical properties units coversion for soil classification. Chemical soil analysis data can be expressed by weight (i.e., gravimetric basis) or volume (i.e., volumetric basis) of the fine earth (sieved >=2 mm), resulting in different units, cmolc kg-1 and cmol... ... Repositório: BDPA Ano de publicação: 2020
Legacy data: exploratory analysis to digital soil class mapping. The use of legacy data improve the value of these data and promote the input of new data on the database. Also, reduces the primary data collection and analytical procedures. In MS State, the legacy d... ... Repositório: BDPA Ano de publicação: 2022

Mostrando 101 - 110 de 5.076 resultados.

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