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Aplicação de silicato de potássio e crescimento foliar da cana-de-açúcar
(2011-01-01)
The objective of this study was to evaluate the effect of increasing doses of potassium silicate on the leaf growth of sugarcane under controlled conditions. The experiment was conducted in a completely randomized design, ...
Omissão de macronutrientes na nutrição e no crescimento da cana-de-açúcar cultivada em solução nutritiva
(2011-04-01)
Nutrients deficiency may limit the nutrition, growth and production of sugarcane. In this context, the objective of this work was to evaluate the growth, dry matter production, nutrient content and nutrients accumulation ...
Use of Physiological Parameters in Screening Drought Tolerance in Sugarcane Genotypes
(2011-09-01)
The physiological response of four commercial sugarcane genotypes to water stress was evaluated by measuring the photochemical efficiency of the photosystem II (chlorophyll a fluorescence ratio, F v/F m), estimated chlorophyll ...
Fertilizantes orgânicos e resíduo de bauxita na disponibilidade de nutrientes e nutrição da cana-de- açúcar irrigada com água potável e residuária
(2012-07-23)
The objective of this study was to evaluate the effect of organic fertilizers (urban solid waste and swine manure) as a source of nutrients and residue from bauxite processing as a corrective of soil acidity, in area ...
AMMONIUM AND NITRATE IN SOIL AND RATOON SUGARCANE GROWN IN FUNCTION OF NITROGEN ON OXISOL
(2013-01-01)
After harvest, sugarcane residues left on the soil surface can alter nitrogen (N) dynamics in the plant-soil system. In Oxisols, the nitrogen fertilizer applied had its effects on the levels of ammonium and nitrate in the ...
Acid and fermented silage characterization and determination of apparent digestibility coefficient of crude protein for pacu Piaractus mesopotamicus
(2002-05-08)
Three types of raw materials including commercial waste from saltwater (SW), freshwater fish (FW) and tilapia fillet residue (FR) were used to produce fish silage by either acid digestion (2% formic acid and 2% sulfuric ...
Produtividade de cana-de-açúcar sob adubação com torta de filtro enriquecida com fosfato solúvel
(2010-10-01)
Phosphorus is considered an essential element for plants and it is found in small amounts in Brazilian soils. The filter cake residue, composed of a mixture of bagasse and decanting sludge, has high levels of organic matter, ...
Aplicação de silicato de potássio e crescimento foliar da cana-de-açúcar
(2011-01-01)
The objective of this study was to evaluate the effect of increasing doses of potassium silicate on the leaf growth of sugarcane under controlled conditions. The experiment was conducted in a completely randomized design, ...