[PDF] Top 20 FORMS OF PHOSPHORUS IN AN OXISOL UNDER DIFFERENT SOIL TILLAGE SYSTEMS AND COVER PLANTS IN ROTATION WITH MAIZE
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FORMS OF PHOSPHORUS IN AN OXISOL UNDER DIFFERENT SOIL TILLAGE SYSTEMS AND COVER PLANTS IN ROTATION WITH MAIZE
... levels of the NaOH-oP fraction in the soil samples collected in the rainy season in relation to those collected in the dry season for the no-tillage system with the ... See full document
8
COVER PLANTS AND MINERAL NITROGEN: EFFECTS ON ORGANIC MATTER FRACTIONS IN AN OXISOL UNDER NO- TILLAGE IN THE CERRADO
... one of the most commonly used indicators of soil quality, responsible for essential functions of soil sustainability, especially in highly weathered soil, for example the ... See full document
8
Phosphate fertilization and phosphorus forms in an Oxisol under no-till
... because of the solubilization and migration of phosphates caused by rain water infiltration, as well as due to the mineralization of P-organic following de- composition of cover ... See full document
7
CARBON STOCK AND ITS COMPARTMENTS IN A SUBTROPICAL OXISOL UNDER LONG-TERM TILLAGE AND CROP ROTATION SYSTEMS
... Long-term tillage and cropping systems can affect the SOM quality and pool (Dieckow et ...input of different types of crop residues in soils managed under ... See full document
13
Microbial soil quality indicators under different crop rotations and tillage management
... - An experiment was carried out under field conditions to assess the effects of soil management (no-tillage- NT and conventional tillage- CT) and crop ... See full document
7
STRUCTURAL CHANGES AND DEGRADATION OF RED LATOSOLS UNDER DIFFERENT MANAGEMENT SYSTEMS FOR 20 YEARS
... foundation of terrestrial ecosystems and their role in food production is fundamental, although physical degradation has been observed in recent years, caused by different cultural ... See full document
11
Rhizosphere pH and phosphorus forms in an Oxisol cultivated with soybean,
... ABSTRACT: Plants have shown different responses to fertilization with rock phosphate, including responses through alteration of the attributes of rhizospheric ...objective of ... See full document
6
EMISSIONS AND CARBON CROP RESIDUE MINERALIZATION IN AN OXISOL UNDER DIFFERENT TILLAGE AND CROP ROTATION SYSTEMS
... higher in the second year than in the first. Soil moisture was higher in NT than CT, as previously reported by Amado et ...(1990) and Franzluebbers et ...half-life of crop ... See full document
14
MICROBIAL ACTIVITY IN A SOIL WITH COVER CROPS IN SUCCESSION WITH MAIZE IN A NO-TILLAGE SYSTEM
... (2002), in a study with different cultivation systems with ...legumes and fallow, reported greater presence of microorganisms with acid phosphatase activity ... See full document
10
PHOSPHATASE ACTIVITY IN SANDY SOIL INFLUENCED BY MYCORRHIZAL AND NON-MYCORRHIZAL COVER CROPS
... prevent soil degradation and improve fertility. Their use, associated with zero tillage, affects organic matter decomposition rates and improves soil chemical properties ... See full document
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Forms oF InorganIc PhosPhorus In soIl under dIFFerent long term soIl tIllage systems and wInter croPs (1)
... dissolution of primary mineral phosphate (tiessen et al., 1984). however, in more weathered soils, the decomposition and mineralization of forest litter and soil organic matter ... See full document
12
Use of nitrogen from fertilizer and cover crops by upland rice in an Oxisol under no‑tillage in the Cerrado
... was an efficient N source, alternative to chemical fertilizer, in the intensive double-rice cropping systems, ...adopted in China. As also observed in a pot experiment (Contreras ... See full document
10
Carbon dioxide emissions under different soil tillage systems in mechanically harvested sugarcane
... The soil temperature trends over the study period are presented in figure ...30 and 31 and on the last four days of the study. Some of these days coincided with ... See full document
9
LIMING AND ELECTROCHEMICAL ATTRIBUTES OF AN OXISOL UNDER NO TILLAGE
... Fe and Al hydroxides, which present high values of PZSE, and are positively charged for most common values of soil ...formed in the organic matter by the dissociation of ... See full document
5
PHOSPHORUS SOURCES AND FRACTIONS IN AN OXISOL UNDER NO-TILLED SOYBEAN
... use of NP generally resulted in greater con- tents of occluded P, although differences were ob- served only in the 10 - 20 cm layer (Table ...differences in organic P contents between ... See full document
7
Soil CompaCtion Curve of an oxiSol under SugarCane planted after in-row deep tillage
... compaction in sugarcane systems has been attributed mainly to mechanical harvesting in periods of high moisture content in the soil (Pankhurst et ...resulting in a ... See full document
8
PREPARO DO SOLO, EROSÃO HÍDRICA, E PERDAS DE CÁLCIO, MAGNÉSIO E CARBONO ORGÂNICO
... ABSTRACT: Soil tillage influences water erosion, and consequently, losses of calcium, magnesium and organic carbon in surface ...Nutrients and organic carbon are ... See full document
7
Carbon dioxide emissions under different soil tillage systems in mechanically harvested sugarcane
... after soil tillage. This research was a qualitative evaluation of different types of soil tillage systems used in a sugarcane ...crop. In this way the ... See full document
9
Availability of soil water under tillage systems, mulch management and citrus rootstocks
... availability of soil water is important for the management of non-irrigated orange ...objective of this study was to evaluate the availability of soil water in a ... See full document
8
Synthesis of nanoparticeles in ductile iron with small additions of vanadium and niobium and its mechanical properties
... material and offers wide range of mechanical properties with simultaneous high wear resistance and dumping capacity ...that in many cases production of ductile iron ensure ... See full document
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