نتایج جستجو برای: barren lands

تعداد نتایج: 12079  

Journal: :The Journal of Symbolic Logic 2020

Journal: :Air, soil and water research 2022

The study investigates the impact of land use/cover changes on dynamics surface temperature in Abaminus watershed, Northwest Ethiopia. Landsat-5 images 1987, 1999, and 2010, Landsat-8 image 2018 were used as sources data. calculated using a land-use transition matrix. Data generated from household surveys presented percentage values to identify driving forces changes. (LST) result was quantifie...

2016
Silvia Bianchelli Emanuela Buschi Roberto Danovaro Antonio Pusceddu

In the Mediterranean Sea hard-bottom macroalgal meadows may switch to alternative and less-productive barrens grounds, as a result of sea urchins overgrazing. Meiofauna (and especially nematodes) represent key components of benthic ecosystems, are highly-diversified, sensitive to environmental change and anthropogenic impacts, but, so-far, have been neglected in studies on regime shifts. We rep...

Journal: :American journal of botany 2009
Kimberly A Phillips Andrea L Skirpan Nicholas J Kaplinsky Paula McSteen

Axillary meristems, which give rise to branches and flowers, play a critical role in plant architecture and reproduction. To understand how axillary meristems initiate, we have screened for mutants with defects in axillary meristem initiation to uncover the genes controlling this process. These mutants, called the barren class of mutants in maize (Zea mays), have defects in axillary meristem in...

2000
B. W. Moss

Three hundred and twenty pigs were reared from birth to slaughter at 21 weeks in either barren or enriched environments. The barren environments were defined as intensive housing (slatted floors and minimum recommended space allowances) and the enriched environments incorporated extra space, an area which contained peat and straw in a rack. Behavioural observations showed that environmental enr...

2017
Lu Luo Ingrid Daniëlle Ellen van Dixhoorn Inonge Reimert Bas Kemp Jantina Elizabeth Bolhuis Hendrik Karel Parmentier

Housing of pigs in barren, stimulus-poor housing conditions may influence their immune status, including antibody responses to (auto-)antigens, and thus affect immune protection, which will influence the onset and outcome of infection. In the present study, we investigated the effects of environmental enrichment versus barren housing on the level of natural (auto-)antibodies (NA(A)b) and their ...

رسولی, جمال, قربانی, منصور, برهمند, لیلا ,

Studied rocks are located in Dehaj-Meiduk area north of Shahrbabak.There are eight porphyry intrusive bodies in this region including Meiduk, Parkam, Iejoo, Segino, Narkoh, Ayoub ansar, Sara and Keder that Meiduk, Parkam, Iejoo nad Segino are productive and Narkoh, Ayoub ansar and Sara are barren. The intrusive bodies are composed of quartzdiorite and granodiorite. The intrusive bodies are main...

Journal: :PRX quantum 2021

Surplus of entanglement is shown to hinder the successful training quantum machine learning algorithms.

Journal: :Nucleation and Atmospheric Aerosols 2021

In recent days, the land area utilized for agriculture is getting reduced day to due rapid urbanization. The main objective of work identify barren/unused lands that can be used purpose using remote sensing and geographic information system, so there will not losses improper site selection. suitability was assessed on five criteria; type soil, climate, slope percentage, rainfall wells distribut...

Extended abstract 1- Introduction Wind erosion as an “environmental threat” has caused serious problems in the world. Identifying and evaluating areas affected by wind erosion can be an important tool for managers and planners in the sustainable development of different areas.  nowadays there are various methods in the world for zoning lands affected by wind erosion. One of the most important...

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