搜索结果: 1-15 共查到“土壤学 soil properties”相关记录30条 . 查询时间(0.176 秒)
Assessing the amount of soil organic matter and soil properties in high mountain forests in Central Anatolia and the effects of climate and altitude
forest soil topographic conditions climate model semi-arid regions Turkey
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2017/6/26
The objectives of this study were to determine the amounts of soil organic matter (SOM) stored within surface soils of high mountain forests and how the SOM amounts are affected by aridity and altitud...
Evaluations of the effects of soil properties and electrical conductivity on the water content reflectometer calibration for landfill cover soils
soil electrical conductivity soil index properties time domain reflectometry volumetric water content WCR calibration
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2017/4/6
This study presents soil-moisture calibrations using low-frequency (15–40 MHz) time domain reflectometry (TDR) probe, referred to as water content reflectometer (WCR), for measuring the volumetric wat...
Retention characteristics of acetochlor in soils collected from different depths in relation to soil properties (Žitny ostrov area, SW Slovakia)
chloroacetanilide herbicide desorption leaching potential sorption
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2015/3/10
Determination of the sorption-desorption of herbicides within soil profile is one of the first steps in predicting their leaching potential. Batch experiments were performed to evaluate the influence ...
Influence of terrain attributes and soil properties on soil aggregate stability
loess soil erosion soil structure topography water stable aggregates
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2015/3/3
The study on the relationship between the soil aggregates stability assessed using water stable aggregate (WSA) index and the selected terrain and soil properties was performed on a morphologically di...
Actual evapotranspiration from partially tile-drained fields as influenced by soil properties, terrain and crop
actual evapotranspiration Bowen ratio Cambisol cereals discharge zone energy balance grassland oil rape recharge zone soil physical properties Stagnosol tile drainage transient zone
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2015/3/3
Physical properties of soils have a significant influence on their water regime and should be considered when selecting suitable agricultural crops for particular sites, taking into account the crop p...
Effect of different levels of humic acids on the nutrient content, plant growth, and soil properties under conditions of salinity
humic acids nutrient content plant growth salinity soil properties
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2015/3/3
In this study, the effects were investigated of salinity, foliar and soil applications of humic substances on the growth and mineral nutrients uptake of Corn (Hagein, Fardy10), and the comparison was ...
The impact of windthrow and fire disturbances on selected soil properties in the Tatra National Park
windthrow wildfire spruce stands forest soil microbial activity
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2015/2/3
In November 2004, forest stands in the Tatra National Park (TANAP) were affected by windthrow and in July 2005, the wildfire broke out on a part of the affected area. The objective of this study is to...
Integrating Stand and Soil Properties to Understand Foliar Nutrient Dynamics during Forest Succession Following Slash-and-Burn Agriculture in the Bolivian Amazon
Integrating Stand Soil Properties
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2015/11/13
Secondary forests cover large areas of the tropics and play an important role in the global carbon cycle. During secondary
forest succession, simultaneous changes occur among stand structural attribu...
Assessment cultivated period and farm yard manure addition on some soil properties, nutrient content and wheat yield under sprinkler irrigation system
Sandy Soil Hydrophysical Chemical Properties
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2013/2/27
This study examined changes in some soil hydrophysical, chemical properties and wheat yield (grain; straw yield, N, P, K, Protein and carbohydrates contents) as trends under two cultivated period 10 a...
Effects of level soil bunds and stone bunds on soil properties and its implications for crop production: the case of Bokole watershed, Dawuro zone, Southern Ethiopia
Crop Yield Level Soil Bund Nonterraced Soil Fertility Stone Bund Water Erosion Watershed
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2013/3/4
Level soil bunds (LSB) and stone bunds (SB) have been widely implemented in the Bokole watershed since 2000 through support of the World Food Program (WFP). However, the performance of them against th...
Effect of soil properties and sample preparation on extractable and soluble Pb and Cd fractions in soils
Lead Cadmium Contaminated Soils Extractability Soil Solution Speciation
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2013/3/5
The effect of soil extraction procedures and/or sample pretreatment (drying, freezing of the soil sample) on the extractability of cadmium and lead was tested in a model experiment, with an employment...
Role of Some Effective Microorganisms in Improving Soil Properties and Productivity of Peanut under North Sinai Conditions
Microorganisms sandy soil Pea nut Bacillus Pseudomonas Streptomyces fulvissium
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2010/11/15
About 77 different microbial isolates (24 Azotobacter, 14 Bacillus, 9 Pseudomonas, 14
Actinomycetes and16 Fungi), isolated from different plant rhizosphere and compost from different localities in Eg...
Spatial analysis of some physical soil properties in a saline and alkaline grassland soil of Kayseri, Turkey
Salinity alkalinity geostatistics spatial variation kriging
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2011/1/11
In this study, geostatistical analysis of electrical conductivity (EC) and soil pH values, soil clay (C), silt (Si), and sand (S) content, permanent wilting point (PWP), organic matter (OM), field cap...
Effects of Long-term Organic Material Amendments on Soil Properties and Corn Yield in Rainfed Area of Thailand
crotalaria mimosa rice bean rice straw
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2010/10/25
A long-term field experiment on organic material application has been conducted since 1980 at
Phraphuttabat Technical Service Center, Lop Buri Province, Thailand, to clarify the effectiveness of orga...
Long-term land management effects on soil properties and microbial populations in a maize-bean rotation at Kabete, Kenya
Land management fertilizers farmyard manure crop residues soil properties mineralization
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2011/1/10
The effect of continued application of mineral and organic fertilizers on soil agro-properties and soil microbial populations and activity, was studied in a long-term field experiment at Kabete, in th...