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The structural state of soils on loesses
loessial soil aggregation structure sequential disruption
2008/11/11
Amount and mineralogy of clay material separated from four geochemically linked loessial soil samples of various genesis due to a sequential dissolution of aggregating agents were studied by X-ray dif...
The surface properties of humic acids extracted from chernozem and grey-brown podzolic soils
adsorption specific surface area molar energy of adsorption
2008/11/11
The authors characterized selected surface properties of humic acid preparations extracted from three types of Polish soils (degraded chernozem developed from loess, grey-brown podzolic soil developed...
The use of some soil aggregate indices to assess potential soil loss in soils of south-eastern nigeria
soil loss erodibility aggregate indices flocculation texture
2008/11/11
GMDWD while organic carbon, % clay content and Fe.O. are some soil characteristics that predict the potential of these soils to erode fairly accurately. Dispersion and flocculation are shown to be in...
Verification of the van genuchten method of determination of the hydraulic conductivity of peat soils
hydraulic conductivity peat soils Van Genuchten mode capillary rise
2008/11/10
The knowledge of hydraulic conductivity in unsaturated zone K{h) has a great theoretical and practical importance for soil water balance. The existing measurement methods of that parameter are rather ...
Using saturation water percentage data to predict mechanical composition of soils
soil mechanical composition prediction saturation water percentage
2008/11/10
abstract One hundred and sixty-six soil samples representing eleven textural classes and having wide variations in organic matter (OM) contents and other physico-chemical properties were collected fro...
Microbial biomass and enzyme activity in vineyard soils under organic and conventional farming systems
Conventional management enzyme activity microbial biomass organic management vineyard soils
2010/1/11
Many recent studies from around the world have compared organic and conventional farming systems in terms of soil properties. Microbial biomass and enzyme activity were compared in vineyard soils mana...
DYNAMICS OF THE RADIOACTIVE POLLUTION IN THE SURFACE LAYER OF SOILS IN BULGARIA TWENTY YEARS AFTER THE CHERNOBYL NUCLEAR POWER PLANT ACCIDENT
Food security urban households Lagos state
2010/12/6
This paper presented the food security situation among urban households in Nigeria. Primary data were used in this study and these were obtained with a structured questionnaire. The households were ra...
Impact of secondary transformation of peat-moorsh soils on the decrease of nitrogen and carbon compounds in ground water
secondary transformation of peat N-total N-NO3- N-NH4+ forms of organic carbon
2010/1/15
The study of peatland is used to show the water quality functioning with respect to different forms of nitrogen and carbon. In this paper, the purification of ground water by the transect of 4.5 km le...
SOIL PH AND ITS ROLE IN CYANOBACTERIAL ABUNDANCE AND DIVERSITY IN RICE FIELD SOILS
abundance cyanobacteria diversity indices rice ecologies soil pH
2010/3/25
The influence of soil pH was evaluated on the abundance and generic diversity of
cyanobacteria in soil samples collected from diverse rice soil ecologies of India. Qualitative and quantitative studie...
The Effect of Boron (B) Application on the Growth and Nutrient Contents of Maize in Zinc (Zn) Deficient Soils
Zn deficient boron maize nutrient element
2010/11/8
A pot experiment with maize plant grown on zinc (Zn) deficient soil was conducted to study the effect of increasing boron (B) and zinc (Zn) application nutritional status and shoot growth under greenh...