[PDF] Top 20 Particulate Organic Matter Affects Soil Nitrogen Mineralization under Two Crop Rotation Systems.

... Particulate organic matter (POM), a type of SOM fraction according to particle size analysis, has been demonstrated to be a useful tool in process-oriented SOM research because SOM in the sand-sized ... See full document

... Soil organic matter, consisting mostly of C, is the largest terrestrial pool in the C biogeochemical cycle (IPCC, ...the soil volume, it plays a crucial role in soil physical, chemical ... See full document

... the soil carbon pool but crop rotation can also impact the plant biomass returned to the soil, thereby influencing soil quality, total micro- bial biomass, microbial activity, basal ... See full document

... Soil organic matter can be analyzed on the basis of the different ...of organic matter, caused by land use, can be better understood by alterations in the different ...management ... See full document

... cropping systems can affect the SOM quality and pool (Dieckow et ...of crop residues in soils managed under conservation tillage associated with crop rotation increase the C pools with ... See full document

... in soil management, N losses through volatilization have been intensified due to ...the soil, leading to a localized increase in soil pH, causing ammonium to transform into ...no-tillage ... See full document

... the soil environment depend on soil management practices and tillage systems, and may affect soil organic matter content, microbial activity and nutrient ...the soil can ... See full document

... the soil. The soil adsorption sites were saturated mainly in the samples from the no-tillage plots collected during the rainy season, reducing the impacts of the chemical and biological mechanisms (Ae et ... See full document

... liming under NT is caused by the translocation of thin particles of limestone through soil channels, by the formation of complexes among wa- ter-soluble organic compounds and Ca and Mg at the ... See full document

... same. Under windy conditions, these algal mats were lifted off the estuarine bed and deposited on the shoreline where they likely performed an important ecological trophic ...than two hours a 463 m sheet ... See full document

... production of particulate and dissolved organic matter by marine phytoplankton.. Limnol.[r] ... See full document

... of crop rotation and management on the bacterial ...of organic (1) versus conventional (0), or Grain-Only (1) versus Forage-Grain (0) ...of soil bacteria under organic and ... See full document

... the two values with very negative δ 13 C as well as relatively low δ 15 N; appar- ently these samples were affected by terrestrial ...heavier nitrogen is available for phytoplankton ... See full document

... reducing soil erosion and improving the soil physical ...cover crop species and management systems on soil physical properties and grape ...(MC). Two management systems ... See full document

... For the effect of the interaction sampling year x tillage concerning K contents (Table 6), it was observed that the significance only occurred for the no-tillage system. Being the year of 2005 the period when the best ... See full document

... Paraná under different soil tillage systems in clayey soil with high natural fertility (BALOTA et ...coffee crop in sandy soil with low natural fertility (BALOTA; CHAVES, ... See full document

... of nitrogen sources on the granulometric fractions of soil organic matter under a no- tillage ...– two types of corn cultivation (with or without pasture) and four ... See full document

... The crop rotation system in which the upland rice was introduced began in November 2013, with the cultivation of corn as a single crop or intercropped with cover ... See full document

... was no significant relationship between annual mean soil moisture and annual precip- itation amount (P > 0.05) (Fig. 5a), but rainfall frequency and distribution were closely related to annual mean soil ... See full document

... the systems S4 and S5, from planted pasture to crops, a reduction in bulk density was observed (Table ...of organic material in these systems, root growth and decomposition result in the formation of ... See full document