نتایج جستجو برای: five sampling times april

تعداد نتایج: 967563  

2015
Paulo Ricardo Barbosa de Souza Rhainer Guillermo-Ferreira

Butterflies and moths are found in all terrestrial environments and require efforts for a better understanding of its mega-diversity. These taxa have been the subject of several studies involving phylogeny, ecology and environmental impacts. Nevertheless, several areas in the tropics remain unexplored, resulting in gaps in the taxonomic composition and distribution of butterflies in endemic env...

Journal: :Facta Universitatis 2022

This paper compares the energy efficiency and environmental impact of solar collectors versus individual furnaces for purpose heating sanitary water in a five-person household. The heat calculation results from are proposed, along with necessary number aforementioned household Niš month by month. amount lignite needed to calculate thermal power is shown, calculations' mass value pollutants rele...

Journal: :Journal of environmental quality 2005
Lance T Vermeire David B Wester Robert B Mitchell Samuel D Fuhlendorf

Selective grazing of burned patches can be intense if animal distribution is not controlled and may compound the independent effects of fire and grazing on soil characteristics. Our objectives were to quantify the effects of patch burning and grazing on wind erosion, soil water content, and soil temperature in sand sagebrush (Artemisia filifolia Torr.) mixed prairie. We selected 24, 4-ha plots ...

Journal: :Environmental entomology 2015
C Monzo H A Arevalo M M Jones P Vanaclocha S D Croxton J A Qureshi P A Stansly

The Asian citrus psyllid (ACP), Diaphorina citri Kuwayama is a key pest of citrus due to its role as vector of citrus greening disease or "huanglongbing." ACP monitoring is considered an indispensable tool for management of vector and disease. In the present study, datasets collected between 2009 and 2013 from 245 citrus blocks were used to evaluate precision, sensitivity for detection, and eff...

Journal: :Journal of the Air Pollution Control Association 1965

Journal: :کشاورزی (منتشر نمی شود) 0
مهرداد ‏عمواقلی طبری عضو هیأت علمی معاونت مؤسسه تحقیقات برنج کشور، آمل - ایران‏ حسن ‏قهاری عضو هیأت علمی دانشگاه آزاد اسلامی واحد شهرری، تهران - ایران‏ فرامرز ‏علی نیا عضو هیأت علمی مؤسسه تحقیقات برنج کشور، رشت - ایران‏

in order to evaluation of rice stem borer's damage (chilo suppressalis walker), on rice ‎cultivars an experiment was carried out by two factors, (three cultivars and five spraying times), in ‎completed randomized block design an factorial sampling was conducted on the hills infested to ‎deadhearts (d.h), whiteheads (w.h) and yield loss. five hills were randomly selected from each plot ‎and...

Journal: :Journal of Japanese Society for Dialysis Therapy 1985

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