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Sunflower tolerance to aluminum. Sunflower is very sensitive to soil acidity and, in general, cannot tolerate Al saturation greater than 5%. Under these conditions, root growth is drastically affected reducing the ability of plants t... ... Repositório: BDPA Ano de publicação: 2012
Genetic diversity of the sunflower caterpillar (Chlosyne lacinia saundersii Doubleday and Hewitson) ( Lepidoptera: Nymphalidae) populations determined by molecular RAPD markers. Chlosyne lacinia saundersii is one of the most important pests of sunflower and it is the main target of insecticides applications. Larvae were collected in Londrina (PR), Santa Maria (RS), Dourados (... ... Repositório: BDPA Ano de publicação: 2010
Environmental effect on sunflower oil quality. Sunflower is one of the most important oilseed crops and produces a high-quality edible oil. Balance of fatty acids in standard sunflower oil shows preponderance of linoleic rather than oleic acid, an... ... Repositório: BDPA Ano de publicação: 2016
Predicting the oil contents in sunflower genotype seeds using near-infrared reflectance (NIR) spectroscopy. ABSTRACT: The aim of this experiment was to calibrate the NIR spectroscopy equation to evaluate the oil content of sunflower seeds from different genotypes produced under different environmental condi... ... Repositório: BDPA Ano de publicação: 2014
Grouping sunflower genotypes by reaction to alternaria leaf spot (Alternaria helianthi) and yield. The objective of this paper was to group sunflower genotypes based on the reaction to Alternaria leaf spot disease, yield and 1000-seed weight, using the multivariate method of Principal Component Ana... ... Repositório: BDPA Ano de publicação: 2012
Sunflower and peanut emergency: initial development under sugarcane mulch. The research aimed to evaluate the effect of residual sugarcane mulch on sunflower and peanut plant emergence and initial development. Vases of 4.0 L were disposed in a randomized experimental blocks... ... Repositório: BDPA Ano de publicação: 2008
Sunflower micronutrient uptake curves. ABSTRACT: Most studies in the literature regarding the uptake of micronutrients [zinc (Zn), manganese (Mn), iron (Fe), copper (Cu) and boron (B) accumulation] by sunflower are old. For this reason, th... ... Repositório: BDPA Ano de publicação: 2011
Initial growth of sunflower in soils with high concentrations of boron and heavy metals. Phytoremediation studies have been conducted in an area contaminated by heavy metals, located in Piracicaba - SP, Brazil. This area was contaminated accidentally by the addition of auto scrap shreddin... ... Repositório: BDPA Ano de publicação: 2008
Expansion of sunflower crop production in Brazil: a survey of future trends. Sunflower cropped area in Brazil has been showing potential possibilities to be increased in a short period of time for biofuel production. Planning the activities is one of the requirements for the s... ... Repositório: BDPA Ano de publicação: 2008
Bidens pilosa L. (Asteraceae) control in sunflower with residual herbicides. One of the most damaging species in sunflower crops in Brazil is the hairy beggartick (Bidens pilosa L). The large number of seeds, the various vegetative cycles during the year, the staggered germina... ... Repositório: BDPA Ano de publicação: 2019

Mostrando 1 - 10 de 264 resultados.

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