Herbicide - Hexazinone
The behavior of hexazinone herbicide in recharge zone of Guarani aquifer with sugarcane cultivated area.
... OF HEXAZINONE HERBICIDE IN RECHARGE ZONE OF GUARANI AQUIFER WITH SUGARCANE CULTIVATED ...hezazinone herbicide, determinated in representative soil of this ...of hexazinone leaching to ground ...
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Fotodegradação catalítica do herbicida hexazinona utilizando o TiO2 em argissolo e latossolo / Catalytic photodegradation of the hexazinone herbicide using TiO2 in argisol and oxisol
... da hexazinone ocorre muito lentamente em meio aquoso (~10% em 5 semanas), mas pode aumentar em água de rio (Rhodes, 1980 apud Cessna, ...de hexazinone em água foi lenta, mostrando degradação não mensurável ...
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Isotermas de Adsorção de Diuron e Hexazinone em Água Potável Utilizando Quatro Resíduos Agroindustriais
... hexazinone being less apolar (log K ow 1.17), which gives for the first a higher adsorption affinity with OC present in the organic residues (Table 1). The materials with the highest percentage of adsorption were ...
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Lixiviação de clomazone + ametryn, diuron + hexazinone e isoxaflutole em dois tipos de solo.
... detect herbicide leaching. The herbicide mixture ametryn + clomazone applied on clayey soil was detected at depths of 20 and 35 cm in applications of 10 and 80 mm of water, ...greater herbicide ...
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Eficiência de controle de Brachiaria brizantha e seletividade dos herbicidas {(diuron + hexazinone) + MSMA } aplicados à cultura da cana-de-açúcar.
... the herbicide mixture {(diuron + hexazinone) + MSMA} applied on the sugarcane variety RB867515, as well as on the weed species Brachiaria ...+ hexazinone (1,20 kg ha -1 ) and ...
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Sugarcane herbicide leaching risk evaluation in Guarany Aquifer. - Portal Embrapa
... In conclusion, the risk analysis suggested that the herbicides picloran and hexazinone must be evaluated and analyzed in groundwater regardless the type of soil where it is applied. The herbicides atrazine, ...
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Efeito do hexazinone isolado e em mistura na eficiência fotossintética de Panicum maximum.
... with four replications. After treatment application, plants were transported to a greenhouse with controlled temperature and humidity, remaining there throughout the experimental period, during which electron transport ...
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Seletividade do herbicida diuron+hexazinone+sulfometuron-methyl aplicado em diferentes...
... The herbicide should be capable of controlling weeds without reducing productivity and quality of the raw ...the herbicide, the dose of this product, the variety genotype, timing of application (semi-dry, ...
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Influência da Profundidade do Solo nos Processos de Sorção e Dessorção do Hexazinone
... the herbicide, performed by LSC for 5 minutes per ...of herbicide desorbed was calculated as the difference in the concentration of the solution before and after ...
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Sorção do herbicidas diuron e hexazinone em solos de texturas contrastantes
... residual herbicide found in the official recommendations for agriculture is normally based on three soil texture classes (sandy, medium and clayey), which are distinguished by the clay content in the soil top ...
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Brachiaria ruziziensis and herbicide on the yield of upland rice
... of herbicide or mowing, a series of advantages such as reduced competition for water in the early development of the crop may be obtained; it also promotes the decomposition of cover crop residues or weeds, which ...
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Herbicide application on Genetically Modified Maize influences bee visitation
... To identify the natural presence of bees, six plants per plot were analyzed during the flowering period (18 days after spraying herbicides in the area) by zig-zag walking in the useful area of each plot, with direct ...
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Study of adsorption/desorption of herbicide 2,4D in soil.
... OF HERBICIDE 2,4D IN ...the herbicide finds its way into the environment, a major part of it comes in contact with ...of herbicide in the soil solution, and determines its persistence, leaching, ...
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Selection of microorganisms degrading S-Metolachlor herbicide. - Portal Embrapa
... this herbicide, just 3 cfu on average isolated from the humus were found in the Nutrient Agar and 3 cfu on average in the Sabouraud Agar, at a dilution of 10 -3 ...and herbicide degradation percentages are ...
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Soil tillage systems and herbicide leaching in Brazil. - Portal Embrapa
... To evaluate the effects o f herbicide leaching in to groundwater during no- tillage planting o f peanut after mechanically harvested sugarcane, a soil leaching study using s[r] ...
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Potential environmental impacts of herbicide-resistant crops. - Portal Embrapa
... G enes exist to m ake crops resistant to m o s t h e rb ic id e classes. Exam ples o f som e o f the se are p ro v id e d in Table 2. F u rthe rm o re, a new g e n e has b e e n e n g in e e re d by g e n e sh u fflin g ...
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Herbicide selectivity in pre-sprouted seedlings of ‘CTC14’ sugarcane
... all herbicide treatments showed phytotoxicity, but the symptoms decreased with the growth and development of seedlings, with no difference in height, stem diameter, number of leaves, quantum efficiency of PSII ...
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The effects of distinct herbicide regimes in soil arthropods
... lizards. Herbicide usage in field margins may affect arthropod communities and the resulting changes may affect lizard ...in herbicide treated and untreated field margins in spring and ...although ...
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Chlorophyll fluorescence in guanandi tree (calophyllum brasiliense) after herbicide application
... The response of plant chlorophyll fluorescence after application of glyphosate can be observed in Figure 1E. In plants treated with glyphosate, ETR was reduced by 20% at five DAA. This minimal change in ETR value was ...
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Simple mathematical model proposition of herbicide persistence in the soil
... OF HERBICIDE PERSISTENCE IN THE SOIL ABSTRACT - The present study proposes a simple model of persistence of herbicides in soil based on a series of modifications to the model developed by Walker & ...a ...
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