搜索结果: 1-14 共查到“土壤学 methods”相关记录14条 . 查询时间(0.234 秒)
Investigation of polluted alluvial soils by magnetic susceptibility methods: a case study of the Litavka River
environmental magnetism Fluvisols magnetite/maghemite risk elements
2015/3/9
Serious pollution of alluvial soils by a wide range of potentially toxic elements is usually observed in the valleys with mining and metallurgical industry. To outline areas of increased risk elements...
Evaluation of ground penetrating radar and vertical electrical sounding methods to determine soil horizons and bedrock at the locality Dehtare
geophysical method parent rock soil layer soil survey
2015/3/9
Recently, geophysical methods have been widely used in many fields including pedology. Two of them, ground penetrating radar (GPR) and vertical electrical sounding (VES) were employed at the Dehtá"...
Retention Curves of Soil from the Liz Experimental Catchment Obtained by three Methods
retention curve hydraulic properties numerical experiment
2015/3/1
The retention curves were measured in the soil from the Liz experimental catchment (Šumava). The
sand table and pressure extractor methods were used to obtain a 13-point retention curve for und...
Study of Anthropogenic Soils on a Reclaimed Dumpsite and their Variability by Geostatistical Methods
soil survey soil reclamation anthropogenic soils spatial variability geostatistics
2015/1/28
Soils of reclaimed dumpsites after coal mining are considered as typical anthropogenic soils. These soils are at the beginning of their development and have certain specific characteristics. The aim o...
Evaluation of methods for measuring soil organic carbon in West African soils
Soil organic carbon loss on ignition dichromate oxidation
2011/1/12
Increased interest in implementing projects in the Sahel region of Africa for sequestration of atmospheric carbon dioxide in soil organic matter has intensified the need for methods that accurately me...
EFFECT OF DIFFERENT METHODS OF FERTILIZER APPLICATION TO WHEAT AFTER GERMINATION UNDER RAINFED CONDITIONS
Barani Agricultural Research Institute,Chakwal
2009/9/30
Different methods of application of N and P fertilizer after rainfall were compared with no
fertilizer application at the time of wheat sowing (cv. GA-2002). The data regarding flag
leaf area, numbe...
Effects of Different Kinds of Fertilizer and Application Methods on δ15N Values of Tomato
organic products quality stable isotope
2009/6/10
Effects of different kinds of fertilizer and application methods on tomato yields and inorganic nutrient contents were investigated. The contribution of nitrogen usage to tomato production for each fe...
EFFECT OF DIFFERENT FERTILISATION METHODS ON WEED INFESTATION AND YIELDING OF SPRING WHEAT
spring wheat compost spray with biopreparations straw farmyard manure green manure
2009/3/30
The aim of the studies carried out in 1997-2002 was a comparison of weed infestation and spring wheat yielding when organic and conventional fertilisation was applied. It was observed that fertilisati...
Comparison of Surface Soil Stabilization Methods in situ
soil stabilization aggregate stability penetration resistance infiltration moisture retention characteristics curve tea waste
2009/1/14
The effects of farmyard manure, tea waste, Portland cement, frisol, initial temporary transparent film cover, and fuel oil on soil stabilization were compared with the control soil on a tilled and loo...
Land Suitability Classification of Tokat-Kazova Agricultural Farm Using Two Different Land Evaluation Methods
Land Evaluation Simple Limitation Method Ş enol Land Evaluation Method Land Utilization Type Land Unit
2009/1/14
The suitability was determined of Kazova Agricultural Farm soils for land utilization types, both those in use and those with a potential for use. Simple Limitation and Şenol Land Evaluation Meth...
Evaluation of Some Chemical Extraction Methods Used as Indices of Soil Nitrogen Availability in Polatlı State Farm Soils in Ankara Province
Potantially available nitrogen aerobic and anaerobic incubation chemical extraction arid and semi-arid regions mineralization
2009/1/14
In pursuit of evaluating the suitability of methods for determining the ability of soils to supply available nitrogen under different soil conditions, two biological aerobic and anaerobic incubation ...
Standard and modified methods for soil organic carbon determination in agricultural soils
soil organic carbon agricultural soils determination methods
2010/1/15
The presented study demonstrates the benefits of using modified vertical photometry methods for rapid, reliable and accurate soil organic carbon determination in agricultural soils. For tests we selec...
DETECTION OF AIRBORNE MICROBES IN A COMPOSTING FACILITY BY CULTIVATION BASED AND CULTIVATION-INDEPENDENT METHODS
airborne microbes compost counting effi ciency cultivation-independent
2010/12/23
Standard methods for quantifi cation of airborne bacteria are based on cultivation and counting of grown colonies. From complex natural environments it is known that only a small fraction of the total...
The Efficiency of Using Saline and Fresh Water Irrigation as Alternating Methods of Irrigation on the Productivity of Foeniculum vulgare Mill Subsp. Vulgare Var. Vulgare under North Sinai Conditions
Foeniculum vulgare Mill., fennel fresh water saline water volatile oil oil constituents
2010/11/9
Irrigation of fennel plant with saline water (3355 ppm) under north Sinai conditions resulted in significant reduction in vegetative and flowering characters, consequently fruit yield/plant. The reduc...