Results 71 to 80 of about 220,501 (214)

A study to explore the use of orbital remote sensing to determine native arid plant distribution [PDF]

, 1974
The author has identified the following significant results. It is possible to determine, from ERTS imagery, native arid plant distribution. Using techniques of multispectral masking and extensive fieldwork, three native vegetation communities were ...
Conn, J. S., Foster, K. E., Haase, E. F., Lepley, L. K., Mcginnies, W. G., Musick, H. B.   +5 more
core   +2 more sources

Jatropha curcas L. Root Structure and Growth in Diverse Soils

The Scientific World Journal, 2013
Unlike most biofuel species, Jatropha curcas has promise for use in marginal lands, but it may serve an additional role by stabilizing soils. We evaluated the growth and structural responsiveness of young J.
Ofelia Andrea Valdés-Rodríguez, Odilón Sánchez-Sánchez, Arturo Pérez-Vázquez, Joshua S. Caplan, Frédéric Danjon   +4 more
doaj   +1 more source

Effect of Biochar Particle Size on Physical, Hydrological and Chemical Properties of Loamy and Sandy Tropical Soils

Agronomy, 2019
The application of biochar is promising for improving the physical, chemical and hydrological properties of soil. However, there are few studies regarding the influence of biochar particle size.
Sara de Jesus Duarte, Bruno Glaser, Carlos Eduardo Pellegrino Cerri   +2 more
doaj   +1 more source

FORENSIC SOIL STUDY EXAMINATION OF SANDY SOILS

Theory and Practice of Forensic Science and Criminalistics, 2016
Експертне дослідження піщаних ґрунтів стає все більш актуальним у зв’язку з поширенням кримінальних справ стосовно несанкціонованого видобутку пісків як корисних копалин. Запропоновано методику дослідження піщаних ґрунтів, яка передбачає визначення морфологічних ознак, кількісного зернового (гранулометричного) складу, складу мінералів і характеристики ...
openaire   +2 more sources

Investigating the internal erosion behavior and microscopic mechanisms of chemically stabilized soil: an experimental study

Frontiers in Earth Science
IntroductionInternal erosion triggered by water pipeline leaks seriously threatens the stability of the urban ground. Hangzhou, a city in Zhejiang Province, China, is facing critical challenges due to urban ground collapse (UGC) caused by internal ...
Buping Zhang, Xinghua Zhu, Xinghua Zhu, Xuewen Tao, Mengkui Wang, Aamir Asghar, Guoliang Mi   +6 more
doaj   +1 more source

Investigation of the Size Effect at Different Geometries on Stress Distribution of Sandy Soils [PDF]

, 2013
In this study, the induced vertical soil stress values occuring along with horizontal surfaces at predetermined depths of the shallow foundations on sandy soils were investigated by model tests.
Baki Bagriacik, Mustafa Laman
core  

Halophilous vegetation of Olbia pond system (NE-Sardinia) [PDF]

, 2004
Authors report some results about a phytosociological study concerning the wetlands to the south of Olbia (Gallura, north-eastern Sardinia). Vegetation analysis allowed to detect 21 associations, among them two are new and denominated Halimionio ...
Biondi, Edoardo, Brugiapaglia, Elisabetta, Farris, Emmanuele, Filigheddu, Rossella Speranza, Secchi, Zelinda   +4 more
core  

Investigation into the effect of uncertainty of CPT-based soil type estimation on the accuracy of CPT-based pile bearing capacity analysis [PDF]

, 2016
Cone Penetration Test (CPT or CPTu) is commonly used for estimating soil types and also for the geotechnical design of pile foundation. However, the level of agreement between the CPT-based soil types and the traditional identification of soil types ...
Bellis, Angela, Hamza, Omar
core   +2 more sources

Investigation on the Nonlinear Strength Properties and Damage Statistical Constitutive Model for Frozen Sandy Soils

Advances in Materials Science and Engineering, 2018
There are many flaws, such as fissures, cavities, and inclusions, in geomaterials, which make their mechanical properties with great randomness and uncertainty.
De Zhang, Enlong Liu, Xingyan Liu, Ge Zhang, Xiao Yin, Bingtang Song   +5 more
doaj   +1 more source

Characterization and Classification of Soils Derived from Two Different Parent Materials in Niger State, Nigeria [PDF]

Journal of Agriculture and Rural Development Studies
The aim of this study was to characterize and classify soils developed under two different parent materials (that is, basement complex rocks and the sedimentary rocks) in Niger State. Four sites, two each under the formations were selected for the study.
Daniel Mathew, Ibrahim Philip Audu, Shema Andrew Monday, Aliyu Emmannuel John, Apuyor Augustine, Okachi Moses Ogar, Sani Muhammad Daihat, Audu Felix Abubakar   +7 more
doaj   +1 more source