Results 31 to 40 of about 2,202 (203)

The effect of tractor wheeling on the soil properties and root growth of smooth brome

Plant, Soil and Environment, 2014
The objective of this work was to evaluate the effect of tractor wheeling with a light tractor on the root growth and soil properties of smooth brome in South Estonia. Field experiment was conducted on sandy loam Haplic Luvisol in 2007.
K. Krebstein, K. von Janowsky, J. Kuht, E. Reintam   +3 more
doaj   +1 more source

Secondary consolidation characteristics and settlement calculation of soft soil treated by overload preloading

Shuiwen dizhi gongcheng dizhi, 2021
In order to examine the secondary consolidation characteristics of the soft soil treated with overloading preloading and analyze the post-construction settlement of the soft soil foundation treated with overloading preloading, the soft soil of the ...
Liguo CHEN, Haotian WU, Xiaobin CHEN, Jianqing HE   +3 more
doaj   +1 more source

Impact of Ten Years Conservation Tillage in Organic Farming on Soil Physical Properties in a Loess Soil—Northern Hesse, Germany

Agriculture, 2023
In conservation agriculture, conservation tillage potentially influences the physical, chemical, and biological quality of the soil. Although the effects of conservation agriculture on the soil’s physical properties have been studied in conventional ...
Carolina Bilibio, Daniel Uteau, Malte Horvat, Ulla Rosskopf, Stephan Martin Junge, Maria Renate Finckh, Stephan Peth   +6 more
doaj   +1 more source

Elastic leak of a seal [PDF]

, 2015
An elastomeric seal may leak by elastic deformation without any material damage. We describe elastic leak using a theoretical model, and watch a seal deform and leak using a transparent experimental setup. The elastomer seals the fluid by forming contact
Liu, Qihan, Lou, Yucun, Suo, Zhigang, Wang, Zhengjin   +3 more
core   +1 more source

Study on the Effect of Isotropic Initial Stress on the Anchoring Performance of Self-Expanding Bolts

Advances in Civil Engineering, 2021
In order to study the anchoring performance of a new type of self-expanding, high-strength, precompression anchoring technology with a large amount of expansion agent (ω ≥ 5) cement slurry as anchoring solids under confined surrounding rock conditions, a
Jie Liu, Hongya Li, Yunzhou Li, Yunan Yang, Tao Sun, Rui Song, Rongqi Sun   +6 more
doaj   +1 more source

Quantifying the effect of matric suction on the compressive properties of two agricultural soil using an osmotic oedometer [PDF]

, 2010
International audienceThe compaction of cultivated soils by agricultural machines considerably affects both the structure and physical properties of soil, thus having a major impact on crop production and the environment.
Cui, Kai, Cui, Yu-Jun, Défossez, Pauline, Richard, Guy   +3 more
core   +4 more sources

Toward a tool aimed to quantify soil compaction risks at a regional scale: application to Wallonia (Belgium) [PDF]

, 2014
The spatial analysis of the soil compaction risk has been developed at the regional level and applied to Wallonia (Belgium). The methodology is based on the estimation of the probability of exceeding the preconsolidation stress due to the application of ...
D'Or, Dimitri, Destain, Marie-France
core   +1 more source

Estimativa da susceptibilidade à compactação e do suporte de carga do solo com base em propriedades físicas de solos do Rio Grande do Sul Estimating soil susceptibility to compaction and load support capacity based on physical parameters of soils from Rio Grande do Sul State

Revista Brasileira de Ciência do Solo, 2008
O conhecimento das relações entre propriedades físicas e mecânicas do solo pode contribuir no desenvolvimento de funções de pedotransferência, que permitam estimar outras propriedades do solo de difícil mensuração.
Luis Eduardo Akiyoshi Sanches Suzuki, Dalvan José Reinert, José Miguel Reichert, Cláudia Liane Rodrigues de Lima   +3 more
doaj   +1 more source

Analysing the form of the confined uniaxial compression curve of various soils [PDF]

, 2008
International audienceThe soil compaction by vehicles is a major factor responsible for physical degradation of cultivated soils. Uniaxial confined compression tests are usually performed to characterise the compaction properties of soil.
Cui, Yu-Jun, Défossez, Pauline, Eslami, Javad, Tang, Anh Minh,   +3 more
core   +4 more sources

Soil compaction during harvest operations in five tropical soils with different textures under eucalyptus forests

Ciência e Agrotecnologia
Traffic of farm machinery during harvest and logging operations has been identified as the main source of soil structure degradation in forestry activity.
Paula Cristina Caruana Martins, Moacir de Souza Dias Junior, Ayodele Ebenezer Ajayi, Ernesto Norio Takahashi, Diego Tassinari   +4 more
doaj   +1 more source