no-till systems
Temporal Variation of Soil Physical Quality under Conventional and No- Till Systems
... van Genuchten MTh. A closed-form equation for predicting the hydraulic conductivity of unsaturated soil. Soil Sci Soc Am J. 1980;44:892-8. https://doi.org/10.2136/sssaj1980.03615995004400050002x van Genuchten MTh, Leij ...
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NITRATE ROLE IN BASIC CATION LEACHING UNDER NO-TILL
... no-till systems may vary according to soil type, lime rate (Soratto & Crusciol, 2008), time after liming (Quaggio, 2000; Soratto & Crusciol, 2008), type and amount of crop residues left on the soil ...
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No-till corn performance in response to P and fertilization modes
... In this system, crop residues retained on the field favor the cycling of P in the soil surface layer, reducing losses and promoting its accumulation in this layer (Muzilli, 1983; Sá & Lal, 2009). In addition, the ...
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Phosphate fertilization and phosphorus forms in an Oxisol under no-till
... The P-total concentrations in the soil before and af- ter soybean, estimated from the sum of the inorganic (P- soluble; P-Fe, P-Ca and P-occluded) and P-organic frac- tions, were not affected by phosphate fertilization ...
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Phosphorus loss by surface runoff in no-till system under mineral and organic fertilization
... Besides the agronomical issues, it is important to con- sider the environmental problems related to nutrient losses. Although PP is considered a long-term potential source of eutrophication, depending of the condition, a ...
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Performance of Maize Landrace under No-till as Affected by the Organic and Mineral Fertilizers
... No-till systems are as one of the most effective strategies to improve the sustainability of farming system in the tropical and subtropical regions by reducing soil and nutrient losses through erosion (Lal ...
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AMMONIA VOLATILIZATION FROM NITROGEN FERTILIZERS IN NO-TILL WHEAT AND MAIZE IN SOUTHERN BRAZIL
... Crop residues on the soil surface of no-till systems can intensify ammonia volatilization from N fertilizers applied to cereal crops. This study assessed the magnitude of N losses through ammonia ...
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A Systems Engineering Methodology for Quality Improvement of Manufacturing Systems
... Figure 7 shows the focus of the research thesis, dependent on two main pillars: (1) quality control and improvement; and (2) process modeling using matrix-based methods. In this chapter each pillar is explained in detail ...
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Software Systems Engineering for Cyber Physical Production Systems
... fundamental ideas that it consists of persisted long before CPPS itself. In the past decades several solutions achieving the same objective globally were being used already. Some of the examples are digital factory, ...
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Crop Response to Gypsum Application to Subtropical Soils Under No-Till in Brazil: a Systematic Review
... We examined the grain yield data of crops of a total of 73 growing seasons in response to gypsum rates in agricultural areas under NT in three states of South of Brazil (Rio Grande do Sul, Santa Catarina, and Paraná). ...
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Till death do us part: stable sponge-bacteria associations under thermal and food shortage stresses.
... Multivariate analysis revealed no significant differences in bacterial T-RFLP profiles among treatments for either host sponge species, indicating no effect of high temperatures and food[r] ...
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IDEAL-TRAFFIC: A FRAMEWORK FOR BUILDING MONITORING SYSTEMS FOR INTELLIGENT TRANSPORTATION SYSTEMS
... In order to successfully provide interaction among these three systems, it is important to make use of the date time synchronization. Messages may occur between SPs and SM. The role of SP P1 is to extract the tag ...
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Establishment of an ontology for Systems-of-Systems
... Regarding systems engineering, ontologies can be used to support activities in the design and development of software systems. They can provide reusability, when an on- tology is the basis for formal ...
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Indicators of soil quality in the implantation of no-till system with winter crops
... Figure 2 - Principal component analysis (PCA) based on chemical, biochemical and microbiological attributes of a Rhodic Kandiudult as affected by different winter crops in a no-till cropping system under ...
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Monitoring systems for parallel distributed data management systems
... Mais de 50% dos neurónios do cérebro humano são dedicados à visão, o que resulta em ex- celentes capacidades de reconhecimento de padrões. De acordo com Daniela Petrelli et al. em [ PMDC09 ], a visualização de informação ...
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A Survey of Operating Systems Infrastructure for Embedded Systems
... embedded systems, upgrades will be more frequent and often far more invisible to end users of the ...embedded systems components that will be ...numerous systems are deployed that challenge the ...
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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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Securing networked embedded systems through distributed systems analysis
... } Local variables: buffer Frame pointer Return address Function Parameters str.. Filling garbage Evil ar gs.[r] ...
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Verification and Validation Issues in Systems of Systems
... The validation approach to SoS proof recognizes the essentially subjective nature of the conflicting stakeholder goals. An evolutionary development approach that embraces this nature can work well. An example is the ...
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Liming and Nitrogen Fertilization Effects on Soil Microbial Community in Long Term No-till
... Crop rotation in a continuous no-till (NT) system is one of the main factors that determine the increase in the superficial amount of organic matter and promote the recycling of some essential nutrients in depth ...
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