no-till system
Phosphorus loss by surface runoff in no-till system under mineral and organic fertilization
... no-till system, increased the concentrations and loads of dissolved reactive P, particulate P and total P in runoff in comparison with the mineral ...
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AMMONIA VOLATILIZATION IN NO-TILL SYSTEM IN THE SOUTH-CENTRAL REGION OF THE STATE OF PARANÁ, BRAZIL
... growth stage of corn under a no-till system. The following fertilizers were evaluated: urea, ammonium sulfate, ammonium nitrate, urea with urease inhibitor, controlled-release N source and a liquid N ...
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SOIL PHYSICAL ATTRIBUTES AND YIELD OF WINTER COMMON BEAN CROP UNDER A NO-TILL SYSTEM IN THE BRAZILIAN CERRADO
... irrigated no-till system in an Oxisol Haplorthox in the Cerrado lowlands region of Brazil. The plant attributes determined were dry matter yield of U. brizantha (DMY), and grain yield (GY) and final plant ...
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Indicators of soil quality in the implantation of no-till system with winter crops
... no-till system at implantation, during two growing seasons, in Londrina PR ...no-till system, which contributes to increase the concentrations of C and stimulate the soil ...
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LIMING AND IONIC SPECIATION OF AN OXISOL UNDER NO-TILL SYSTEM
... of cation mobilization along the soil profile (Soprano & Alvarez, 1989; Pavan et al., 1984; Piirainem et al., 2002). The sulfate content in solution is directly related to the cation leaching potential (Piirainem et ...
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Cover crop rotations in no-till system: short-term CO
... due to the lower straw recalcitrance, resulting in a fast loss of CO 2 to the atmosphere (Zhou et al., 2016). De- pending on the crop grown before soybean, the supply of biologic nitrogen fixation may not be enough to ...
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Qualitative attributes and postharvest conservation of green ears of maize grown on different cover crops in organic no-till system
... no-till system: black-oat straw, white lupin, oat/lupin intercrop and two systems, organic and conventional, without ...no-till system does not influence the postharvest quality of green ...
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Extraction methods and availability of micronutrients for wheat under a no-till system with a surface application of lime
... ABSTRACT: Micronutrient availability can be affected by the increase of the soil pH due to surface liming. A field trial was carried out on a loamy, kaolinitic, thermic Typic Hapludox at Ponta Grossa, Paraná State, ...
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Nitrogen fertilization in top dressing for wheat crop in succession to soybean under a no-till system
... has increased the demand for nitrogen fertilizers. This study aimed to investigate the wheat response in succession to soybean due to application of nitrogen rates and sources in top dressing, as well as to determine the ...
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CARBON BALANCE AND CROP RESIDUE MANAGEMENT IN DYNAMIC EQUILIBRIUM UNDER A NO-TILL SYSTEM IN CAMPOS GERAIS
... It is worth noting that the results of this study are only valid at a regional scale; i.e., they cannot be extrapolated to other regions of Brazil because the C balance predicted by the unicompartmental model depends ...
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Response of soybean to gypsum in no-till system in Paraguay
... Não houve relação entre os teores da saturação por bases e saturação por Al (Figura 6) de acordo a CQFS/RS- SC (2016) no solo com o rendimento relativo da soja em todas as safras avaliad[r] ...
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DOSES DE NITROGÊNIO E DE PALHA EM SISTEMA PLANTIO DIRETO DE MILHO NO CERRADO/ NITROGEN DOSES AND STRAW COVER I MAIZE IN NO-TILL SYSTEM IN THE CERRADO REGION
... As diferentes doses de palha aplicadas em superfície não influenciaram significativamente os teores dos nutrientes nas folhas analisadas e o rendimento de grãos na cultura do milho, nem [r] ...
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SURFACE APPLICATION OF LIME AMELIORATES SUBSOIL ACIDITY AND IMPROVES ROOT GROWTH AND YIELD OF WHEAT IN AN ACID SOIL UNDER NO-TILL SYSTEM
... ), in a long-term no-till cultivation system. Soil acidity limited wheat root growth and yield severely, probably as a result of extended water deficits during the vegetative stage. Surface liming caused ...
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ECOLOGIA, COMPORTAMENTO E BIONOMIA Distribution of Eggs, Larvae and Adults of Sternechus subsignatus Boheman on Soybean Plants in No-Till System
... Behavioral characteristics could be the main reason why the control of S. subsignatus has been so difficult. Eggs and larvae are pro- tected inside the plants, predominantly within the main stems. During the day, adults ...
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STABILIZATION OF SOIL HYDRAULIC PROPERTIES UNDER A LONG TERM NO-TILL SYSTEM
... pore system, with a platy structure in the upper few centimeters and elongated pores that are oriented parallel to the soil ...pore system due to different practices related to different crops lead to a ...
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Physical ProPerties of an alfisol and no-till soybean yield (1)
... management system) were systematically collected (0–25 cm layer) in the summer growing season, to quantify soil organic matter, bulk density, macroporosity and flocculation, as well as soybean ...no-till ...
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No-till corn performance in response to P and fertilization modes
... related to the localized supply of P in the soil: in application in the furrow, only a fraction of the corn roots came into contact with the fertilizer, which may have resulted in the compartmentalization of P in the ...
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COMPRESSIBILITY OF OXISOL AGGREGATES UNDER NO- TILL IN RESPONSE TO SOIL WATER POTENTIAL
... no- till system for 22 years, and at the same depth in a second area cultivated in no-till without crop rotation (NT) (soybean, wheat) for 20 ...
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Correction of soil acidity in the subsurface of an oxisol with sandy loam texture under no-tillage
... base saturation and 18 % Al saturation in the 0– 0.20 m layer. Likewise, based on a series of experimental results with soybean and corn, Sá (1999) shows improvements in the soil chemical attributes by lime incorporation ...
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Banco de Sementes de Espécies Vegetais em Função de Distintos Manejos do Solo por Longo Período e Profundidade Amostrada
... Mas et al. (2010) observed that weed communities after five or more years of no- till glyphosate-tolerant soyabean cropping systems had: (i) higher relative abundance of perennials (52.1% versus 31.7%), and (ii) ...
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