نتایج جستجو برای: dryland cold area

تعداد نتایج: 685576  

2017
Wallace Wilhelm Mark Reed Hinze C. O. Gardner

Wilhelm, W.W., Hinze, M.R. and Gardner, C.O., 1991. Maize hybrid response to tillage under irrigated and dryland conditions. Field Crops Res., 26: 57-66. The popularity of reduced-tillage cropping systems has emphasized the need to determine if maize (Zea mays L.) developed under conventional tillage systems (moldboard plow, disk, and harrow) is readily adaptable to conservation production syst...

2007
Timothy R. Green Jose D. Salas Ana Martinez Robert H. Erskine

Land-surface topographic attributes can be useful for estimating stable spatial patterns of crop yield caused by spatial variability in soils and water availability. We present spatial analyses of grain yield for three fields of dryland winter wheat in northeastern Colorado using topographic attributes as explanatory variables. Topographic attributes including elevation, slope, aspect, curvatur...

Journal: :Colloids and surfaces. B, Biointerfaces 2007
Hong-Bo Shao Shui-Yuan Jiang Feng-Mei Li Li-Ye Chu Chang-Xing Zhao Ming-An Shao Xi-Ning Zhao Feng Li

The study for biointerfaces at different scales in the past years has pricked up the march of biological sciences, in which biomembrane concept and its characteristics, receptor proteins, ion channel proteins, LEA proteins, calcium and newly recognized second messengers, ROS, MAPKs and their related sensors and new genes in osmoregulation, signal transduction, and other aspects have been unders...

Journal: :Frontiers in Earth Science 2022

Dryland ecosystem services (ESs) have been severely harmed by global environmental changes and increased human activities. To improve ESs, it is necessary to understand how they interact in drylands. In this study, we selected Ordos dryland, which situated northern China, as the study area assess its four key ESs—food supply (FS), carbon storage (CS), water yield (WY), habitat quality (HQ)—and ...

Journal: :Int. J. Applied Earth Observation and Geoinformation 2012
Xin Li Zhongbo Su Bingfang Wu

Retrieval of eco-hydrological variables/parameters from the orld’s cold and arid regions using remote sensing is more chalenging compared to other regions, and less research work on uantitative remote sensing has been carried out in these specific egions. This is because: (1) Cold and arid regions are most likely o be located in theworld’s remote and relatively under-developed reas, where conve...

ژورنال: علوم زراعی ایران 2022

Crop simulation models are valuable tools for prediction of crop performance under various weather conditions and allow designing methods to limit the negative impacts of adverse environmental constraints. Agricultural Production Systems sIMulator (APSIM) is a comprehensive model that simulates the performance of a wide range of crops in response to climatic, soil and management factors. In thi...

Journal: :Isotopes in environmental and health studies 2008
John J Gibson Mostafa A Sadek D J M Stone Catherine E Hughes S Hankin Dioni I Cendon Suzanne E Hollins

Deuterium and oxygen-18 enrichment in river water during its transit across dryland region is found to occur systematically along evaporation lines with slopes of close to 4 in (2)H-(18)O space, largely consistent with trends predicted by the Craig-Gordon model for an open-water dominated evaporating system. This, in combination with reach balance assessments and derived runoff ratios, strongly...

Journal: :Asian-Australasian Journal of Animal Sciences 2004

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