نتایج جستجو برای: digital soil mapping

تعداد نتایج: 672171  

2014
Alfred E. Hartemink Budiman Minasny

Journal: :تحقیقات آب و خاک ایران 0
مینا ایمانی کارشناس ارشد رشتة خاک شناسی دانشکدة کشاورزی دانشگاه تربیت مدرس حسینعلی بهرامی دانشیار دانشکدة کشاورزی دانشگاه تربیت مدرس رضا سکوتی اسکویی استادیار پژوهش مرکز تحقیقات کشاورزی و منابع طبیعی استان آذربایجان غربی فائزه قربان نژاد کارشناس ارشد رشتة سنجش از دور دانشگاه تربیت مدرس

salinization and alkalization are the most problem in the arid and semi-arid regions, where precipitation is low than evapotranspiration. under such a climatic condition, soluble salts are accumulated in the soil, which cause lessening of the soil productivity and fertility. so, the identification of the salt affected areas is essential for sustainable soil management. the specific objective of...

2000
P. E. Gessler

demonstrated the successful implementation of quantitative soil–landscape modeling on a broad landscape Soil–landscape patterns result from the integration of shortand scale useful for soil resource inventory and as a framelong-term pedogeomorphic processes. A 2-ha hillslope catena in Caliwork for understanding soil–landscape function. Moore fornia shows short-distance variation in A horizon de...

2008
Alaaddin Yuksel Recep Gundogan Abdullah E. Akay

The soil erosion is the most serious environmental problem in watershed areas in Turkey. The main factors affecting the amount of soil erosion include vegetation cover, topography, soil, and climate. In order to describe the areas with high soil erosion risks and to develop adequate erosion prevention measures in the watersheds of dams, erosion risk maps should be generated considering these fa...

Journal: :Information, Communication & Society 2020

2017
Ling Lu Chao Liu Xin Li Youhua Ran

Mapping soil texture in a river basin is critically important for eco-hydrological studies and water resource management at the watershed scale. However, due to the scarcity of in situ observation of soil texture, it is very difficult to map the soil texture in high resolution using traditional methods. Here, we used an integrated method based on fuzzy logic theory and data fusion to map the so...

Journal: :Soil and Water Research 2022

Forest soils have a high potential to store carbon and thus mitigate climate change. The information on spatial distribution of soil organic (SOC) stocks is very important. This study aims analyse the importance environmental predictors for forest SOC stock prediction at regional national scale in Czech Republic. A big database data more than 7 000 sites was compiled from several surveys. were ...

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