نتایج جستجو برای: agricultures and conservation purposes
تعداد نتایج: 16845935 فیلتر نتایج به سال:
Viticulture is one of the most pesticide-intensive agricultures in Europe, leading to a spatiotemporal overlap amphibian migration and pesticide applications. Because postmetamorphic, terrestrial stages are mostly neglected ecotoxicological studies, we investigated acute effects viticultural fungicides on juvenile common frogs (Rana temporaria). Tadpoles from an uncontaminated pond were placed ...
This paper introduces the Outlook on Agriculture Special Issue biomimicry and nature-based solutions. It provides a selective overview that will help frame situate collection, with particular focus agriculture food production. The relationship between nature is central concern, particularly how this framed by those promoting idea to overcome multiple challenges it faces, must (re)turn nature. s...
هدف تحقیق حاضر بررسی تاثیر نشانه های فرا گفتمان متنی بر فهم متون انگلیسی به وسیله ی زبان اموزان فارسی زبان است.این تحقیق علاوه بر این کوشیده است تا میزان اگاهی این زبان اموزان و نحوه ی تعامل انان را با متون خوانده شده در زبان انگلیسی به وسیله ی پرسش نامه ی تهیه شده بررسی کند.بر اساس محتوای یک متن انگلیسی یازده سوال درست /غلط طرح گردید و یک مرتبه با ان متن و یک مرتبه با نسخه ای که نشانه ها...
In a recent editorial one of the founding fathers of conservation biology, Michael Soule, expressed concern about ideas that he fears stray from conservation’s core principles and the primary goal of protecting nature (Soule 2013). Michael has inspired generations of students to pursue conservation biology, including me. When I was a university professor, Michael’s papers figured prominently in...
Agricultural biotechnology (agbiotech) has intersected with a wider debate about ‘sustainable agriculture’, especially in Europe. Agbiotech was initially promoted as an alternative which would avoid or remedy past problems of intensive agriculture, but such claims were soon challenged. Agbiotech has extended the dominant agri-industrial paradigm, while critics have counterposed alternatives cor...
the present study was undertaken to investigate the role of banana extract (be) on synchronous plantlet formation from seeds of dendrobium lituiflorum lindl. the seedlings formed on modified knudson c (kc) medium supplemented with 20% (v/v) be had significantly high fresh and dry weights. morphologically uniform plantlets with elongated leaves and well developed roots were formed on kc medium w...
participatory conservation, as bottom-up management, is currently the most acceptable modelfor management of protected areas across the world. social context is a central issue in the sustainablemanagement of conservation areas. it is also crucial to introducing participatory conservation. the newapproach therefore recognizes rural communities as key partners in biodiversity management and seek...
BACKGROUND Green housing reduces energy costs and may mitigate indoor allergens and pollutants, improving asthma morbidity. High asthma burden is seen in low-income neighborhoods. Past studies show improvements in respiratory symptoms when living in green homes. OBJECTIVE Develop partnership with Blue Sea Development Company to determine impacts of living in Melrose Commons V (MCV), a Leaders...
Estimates of time spent at migratory stopovers are often used to develop habitat conservation objectives for a variety of avian species, namely waterfowl. Because of limited previous research and a need for accurate conservation planning objectives, we estimated stopover duration and factors influencing stay of mallards (Anas platyrhynchos) in Illinois using radio telemetry during autumns 2009 ...
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