نتایج جستجو برای: dry land

تعداد نتایج: 206267  

2015
Sanjiv Kumar Richard P. Allan Francis Zwiers David M. Lawrence Paul A. Dirmeyer

A theoretically expected consequence of the intensification of the hydrological cycle under global warming is that on average, wet regions get wetter and dry regions get drier (WWDD). Recent studies, however, have found significant discrepancies between the expected pattern of change and observed changes over land. We assess the WWDD theory in four climate models. We find that the reported disc...

2016
Fengqin Yan Shuwen Zhang Wenhui Kuang Guoming Du Jing Chen Xingtu Liu Lingxue Yu Chaobin Yang

Understanding the historical change of agricultural landscape patterns is the basis for promoting the sustainable development of cultivated land, as well as appropriate decision-making. In order to analyze spatio-temporal changes of cultivated land in Sanjiang Plain, from 1985–2015, Landsat Thematic Mapper (TM) and Operational Land Imager (OLI) were used to reconstruct satellite data of land us...

F. EBRAHIMI M. SHAHVALI SHAHVALI

ABSTRACT- Agricultural extension agents should provide dry land producers with appropriate education to make them more interested in learning about water use optimization. Therefore, it is recommended to accompany education with art. In this regard, a study, using the randomized experimental research design, was carried out among dry land grape producers in Herayjan village, Southwest Iran, usi...

2014
Mei-chen Feng Lu-jie Xiao Mei-jun Zhang Wu-de Yang Guang-wei Ding

In this study, relationships between normalized difference vegetation index (NDVI) and plant (winter wheat) nitrogen content (PNC) and between PNC and grain protein content (GPC) were investigated using multi-temporal moderate-resolution imaging spectroradiometer (MODIS) data at the different stages of winter wheat in Linfen (Shanxi, P. R. China). The anticipating model for GPC of winter wheat ...

Journal: :پژوهش های حبوبات ایران 0

introduction sustainability of agricultural systems may improve due to intercropping as a result of diversity increasing. marigold (calendula officinalis) is a major medicinal plant from asteraceae family, though weeds suppress it because of lower competitiveness against weeds. mungbean (vigna radiata) is a pulse crop from fabaceae family and is one of the major nutritive sources especially in ...

Journal: :Journal of sport rehabilitation 2012
Kenji Masumoto Ayako Hamada Hiro-omi Tomonaga Kana Kodama Noboru Hotta

CONTEXT Walking in water has been included in rehabilitation programs. However, there is a dearth of information regarding the influence of a water current on physiological responses, rating of perceived exertion (RPE), and stride characteristics of subjects while they walk in water. OBJECTIVE To compare physiological responses, RPE, and stride characteristics of subjects walking in water (wi...

2016
Tahia Devisscher Liana O. Anderson Luiz E. O. C. Aragão Luis Galván Yadvinder Malhi

Wildfires are becoming increasingly dominant in tropical landscapes due to reinforcing feedbacks between land cover change and more severe dry conditions. This study focused on the Bolivian Chiquitania, a region located at the southern edge of Amazonia. The extensive, unique and well-conserved tropical dry forest in this region is susceptible to wildfires due to a marked seasonality. We used a ...

حیدری, مسلم, زنگی آبادی, مریم, هنربخش, افشین, پژوهش, مهدی,

 In recent years, deferent methods for determination of optimal pattern of using water and soil resources have been applied. Due to importance of natural resources, watershed management through land use modification and correct application of land is necessary. However, single objective linear programming is not an efficient method in this matter. In this study, multi objective method of goal p...

دانشمندی, حسن, شهابی کاسب, محمدرضا, هراتی, جواد,

Objective: Swimming is a sport that requires a considerable strength, endurance, mobility and stability of the upper body. Therefore, the aim of this study was to compare the effects of dry-land and in-water core stability training programs on swimmers’ upper body balance and performance. Methods: The available statistical sample of this study included 28 swimmers from city of Sabzevar wh...

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