搜索结果: 1-15 共查到“知识库 土壤改良学 Soil”相关记录26条 . 查询时间(0.204 秒)
Rapid Percolation of Water through Soil Macropores Affects Reading and Calibration of Large Encapsulated TDR Sensors
gap preferential flow rain sensor installation
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2015/7/28
The electromagnetic soil water content sensors are invaluable tools because of their selective sensitivity to water,
versatility, ease of automation and large resolution. A common drawback of most t...
Effects of Soil Cover and Protective Measures on Reducing Runoff and Soil Loss under Artificial Rainfall
bamboo fence eco-bags mine protective measures
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2015/7/28
The hazards from wind, sand, and soil erosion caused by human activities, such as residue slopes in abandoned
urban mines, have resulted in a vicious circle of environmental degradation. Selecting t...
Impacts of land use changes on soil erosion in Pa Deng sub-district, adjacent area of Kaeng Krachan National Park, Thailand
land cover land use changes soil erosion Universal Soil Loss Equation
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2015/3/5
Soil erosion has been considered as the primary cause of soil degradation since soil erosion leads to the loss of topsoil and soil organic matters which are essential for the growing of plants. Land u...
Geostatistical analysis of soil texture fractions on the field scale
estimation uncertainty kriging prediction soil texture fractions spatial variability
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2015/3/3
Geostatistical estimation methods including ordinary kriging (OK), lognormal ordinary kriging (LOK), cokriging (COK), and indicator kriging (IK) are compared for the purposes of prediction and, in par...
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...
Comparative effects of different soil amendments on amelioration of saline-sodic soils
amendments plant salinity sodicity soil yield
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2015/3/3
A greenhouse experiment was conducted to test the potential of different soil amendments in saline-sodic soils reclamation; to affect the growth response of alfalfa (Medicago sativa L.) plants grown o...
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...
Effect of electric pulse charged to culture soil on improvement of nutritional soil condition and growth of lettuce (Lactuca sative L.)
Electrically Pulsed Soil Lettuce Inorganic Nutrients Minerals Weathering
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2013/3/4
This study is intended to measure variations of nutritional soil condition and mass spectrometric patterns to describe the specific effects of electric pulse charged to culture soil which induced an i...
Comparative evaluation of modified neem leaf, neem leaf and woodash extracts on soil fertility improvement, growth and yields of maize (Zea mays L.) and watermelon (Citrullus lanatus) (Sole and Intercrop)
Modified Neem Leaf Neem Leaf Wood Ash Extracts
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2013/2/27
Two field experiments were carried out at Akure (7oN, 5o101E) in the rainforest zone of Nigeria in 2006 and 2007 to determine the effectiveness of neem leaf, woodash and modified neem leaf extracts as...
Response of different corn populations to fertigated nitrogen and certain micronutrients in sandy soil
Fertigation Micronutrients Plant Density Sandy Soil
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2013/3/4
A field study was conducted during 2008 and 2009 at El-Khattara farm station, Zagazig Uni-versity, Sharkyia, Egypt (30°36' N, 32°15' E) to determine the effect of three N rates (214, 273, and 333 kg N...
Soil texture fractions and fractal dimension of particle size distribution as predictors of interrill erodibility
Erosion predictor fractal dimension
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2011/6/29
Choosing a particular textural fraction as an erodibility predictor is often confusing because various fractions of soil particles have been introduced as erodibility index by many researchers.
Adoption rate of land clearing techniques and their effects on some soil fertility parameters of an Alfisol in southwestern Nigeria
Bulldozing manual stumping slash and burn soil degradation
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2011/1/13
This study aims at investigating the determining factors of land clearing techniques and their effects on some soil fertility parameters of an alfisol in a derived savanna agroecology of southwestern ...
Identification of QTL Controlling Flooding Tolerance in Reducing Soil Conditions in Maize (Zea mays L.) Seedlings
Flooding Quantitative trait locus Reduction Starch
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2009/7/24
We investigated the tolerance to flooding in reducing conditions of five maize inbred lines and identified a quantitative trait locus (QTL) for the trait. Flooding treatment with 0.1% to 0.4% starch s...
Screening of Twelve Plant Species for Phytoremediation of Petroleum Hydrocarbon-Contaminated Soil
Diesel oil Microbial activity Phytoremediation Root Soil DHA
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2009/7/23
Twelve plant species were screened for their phytoremediation ability for the cleanup of hydrocarbon-contaminated soil in Japanese environmental conditions. The plants were cultivated in a greenhouse ...
High-Yielding Performance of a New Rice Variety,IR53650 in Mildly Improved Acid Sulfate Soil Conditions
Acid soil tolerant variety Acid sulfate soil Lime Oryza sativa L. Rice Thailand Yielding performance
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2009/7/23
High-Yielding Performance of a New Rice Variety, IR53650 in Mildly Improved Acid Sulfate Soil Conditions.