Buscar
Mostrando ítems 1-10 de 7739
Earthworm communities in organic and conventional coffee cultivation.
(Pesquisa Agropecuária Brasileira, v. 44, n. 8, p. 928-933, ago. 2009., 2011)
Particulate organic matter, carbohydrate, humic acid contents in soil macro- and microaggregates as affected by cultivation
(Elsevier Science, 2006-12)
Cultivation is known to strongly affect not only soil structure but also organic substances responsible for aggregation. This research was conducted to study the effect of cultivation on the distribution of soil macro- and ...
Mini Tomato Production In Organic System Under Greenhouse With Partial Control Of Meteorological Elements
(Univ Federal Campina GrandeCampina Grande, 2016)
Comunidades de Coleoptera em cultivos de tabaco (Nicotiana tabacum L.) em Santa Cruz do Sul, RS
(Universidade Federal de Santa MariaBRCiências BiológicasUFSMPrograma de Pós-Graduação em Agrobiologia, 2014-03-10)
The tobacco (Nicotiana tabacum L.) is a crop of major importance to Rio Grande do Sul and Brazil, but there are few studies on biodiversity associated with cultivation. Therefore, the aim of this study was to survey the ...
Analysis of total glucosinolates and chromatographically purified benzylglucosinolate in organic and conventional vegetables
(2013-01-01)
The limited availability of foods that are free of pesticides has led Brazil to search for alternative production methods to meet the desires of consumers. Currently, organic cultivation represents a production system that ...
Analysis of total glucosinolates and chromatographically purified benzylglucosinolate in organic and conventional vegetables
(2013-01-01)
The limited availability of foods that are free of pesticides has led Brazil to search for alternative production methods to meet the desires of consumers. Currently, organic cultivation represents a production system that ...
Organic C, N and P in size fractions of virgin and cultivated soils of the semi-arid pampa of Argentina
(Academic Press Ltd - Elsevier Science Ltd, 2001-02)
Nutrient and organic carbon (OC) losses are important components of the soil degradation processes produced by continuous agriculture. It was hypothesized that coarse textured soils will be more affected by cultivation ...
Evaluating the use of predatory insects as bioindicators of metals contamination due to sugarcane cultivation in neotropical streams
(SPRINGER, 2011)
Streams located in areas of sugarcane cultivation receive high concentrations of metal ions from soils of the adjacent areas causing accumulation of metals in the aquatic sediment. This impact results in environmental ...
Evaluating the use of predatory insects as bioindicators of metals contamination due to sugarcane cultivation in neotropical streams
(Springer, 2011-06-01)
Streams located in areas of sugarcane cultivation receive high concentrations of metal ions from soils of the adjacent areas causing accumulation of metals in the aquatic sediment. This impact results in environmental ...