Results 41 to 50 of about 97 (69)
Strait of Constantinople on views Arabic medieval Scientists (before al-Idrisi)
The article is devoted to representations of Arab geographers of the 9th –11th centuries on waterways linking Byzantium and Asia Minor with the north of Europe. “Geography” Ptolemy was important for the Arabs.
Tatyana Kalinina
doaj
Review of Lightweight Vibration Isolation Technologies for Marine Power Devices
Vibration induced by marine power devices (MPD) transmitting to the hull structure is one of the most important factors that cause ship vibration and underwater sound radiation. Vibration isolation technologies (VIT) are widely applied to reduce the vibration transmission.
Yuanran Qiu +5 more
wiley +1 more source
Continuous adoption of improved maize varieties in the last three decades has changed farm landscapes from heterogeneity to maize homogeneity in semiarid areas of Ethiopia. This has substantially decreased maize productivity. Recently, farmers have integrated faba bean into maize‐based farming systems aimed at increasing productivity.
Tesfay Gidey +5 more
wiley +1 more source
Evolución y escenarios futuros de la deforestación en el suroeste de la provincia del Chaco, Argentina [PDF]
En este estudio se analizó el proceso de deforestación en el suroeste de la provincia del Chaco, desde 1989 hasta 2010 y su proyección al año 2030. Para ello se utilizaron imágenes Landsat 5 TM, procesadas en estudios previos mediante clasificación ...
Eloy Montes Galbán +2 more
doaj
Effects of Complex Fertilizers on the Properties of Grey Forest Heavy Loamy Soil
The study’s main aim was to evaluate the effects of complex mineral fertilizers on the complex properties of heavy loam soils in the grey forests of Russia in terms of applying individual soil nutrition components from experiments with fodder beets. This study employed a rigorous and systematic approach to accomplish the defined goal. Specifically, the
Sergey Gaidar +4 more
wiley +1 more source
REGIONALIZACIÓN PAISAJÍSTICA DEL ESTADO DE VERACRUZ, MÉXICO
El enfoque paisajístico integra los aspectos relevantes del medio natural englobando elementos físicos y biológicos. Este tipo de enfoque paisajístico permite cartografiar los diferentes componentes y gran parte de las interacciones que se dan entre ...
Carlos J. Chiappy-Jhones +4 more
doaj +1 more source
Finding new catalysts and pyrolysis technologies for efficiently recycling wasted plastics into fuels and structured solid materials of high selectivity is the need of time. Catalytic pyrolysis is a thermochemical process that cracks the feedstock in an inert gas environment into gaseous and liquid fuels and a residue.
Bilal Shoukat +7 more
wiley +1 more source
The Kızılbaş, especially by the sixteenth century, played a central role in the Ottoman-Safavid struggle due to its close alliance with the Safavid.
Reyhan Erdoğdu Başaran
doaj +1 more source
The rapid development of urbanization makes the phenomenon of urban heat islands even more serious. Predicting the impact of land cover change on urban heat island has become one of the research hotspots. Taking Wuhan, China, as an example, this study simulated the land type change in 2020 through the Cellular Automata‐Markov‐Chain (CA‐Markov) model ...
Wanyi Zuo +5 more
wiley +1 more source
En los últimos 20 años, Ecuador ha sufrido transformaciones en su cobertura vegetal y uso de suelo a causa del acelerado y desordenado crecimiento poblacional, han ejercido presión sobre las tierras con gran potencial.
Andrango Rodríguez Brigitte Estefanía +2 more
doaj

