نتایج جستجو برای: product insects

تعداد نتایج: 306853  

Journal: :The Florida Entomologist 2000

Journal: :Bulletin of the Entomological Society of America 1965

Journal: :Psyche: A Journal of Entomology 1889

Journal: :Science 1884

Journal: :Agriculture 2022

The widespread use of synthetic chemical pesticides beginning in the late 1930s has contributed to development insecticide resistance many important species pest insects and plants. Recent trends pesticide have emphasized more environmentally benign control methods that take into consideration environmental, food safety, human health. Biopesticides (e.g., naturally occurring pesticidal compound...

Journal: :E3S web of conferences 2021

Rabbits, like other animal species, are susceptible to infection with invasive and infectious diseases. Both ecto- endoparasites registered in them, including helminths, insects on the body, acarus scabies, protozoa. Rabbits characterized by a high degree of precocity, fecundity breadth use products obtained from them. As product rabbit breeding, first, meat is demand as dietary product. Part r...

Journal: :گیاه پزشکی 0
بابک حیدری علیزاده کارشناس ارشد مرکز تحقیقات آفات و بیماری های گیاهی وزارت کشاورزی تهران محمد سعید مصدق استاد دانشگاه شهید چمران اهواز

0

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1388

چکیده : حاصل ضرب خارجی جزئی یک گروه g در مقابل حاصل ضرب خارجی s(g) توسط : نرجس فریدونی پایان نامه حاضر بر اساس مقاله partial crossed product of a group g vs crossed product of s(g) نگارش r . exel and f . vieira نوشته شده است. در این پژوهش تعریف تازه ای برای حاصل ضرب خارجی جزئی بوسیله عمل های نیم گروه های معکوس در یک c^*-جبر، بدون استفاده از نمایش هموردا که ناندور سایبن در ]15...

Journal: :journal of arthropod-borne diseases 0
f karimian department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran mm sedaghat department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran ma oshaghi department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran f mohtarami department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran a sanei dehkordi department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran m koosha department of medical entomology and vector control, school of public health, tehran university of medical sciences, tehran, iran

background : appropriate methodology for storage biological materials, extraction of dna, and proper dna preservation is vital for studies involving genetic analysis of insects, bacteria, and reservoir hosts as well as for molecular diagnostics of pathogens carried by vectors and reservoirs. here we tried to evaluate the utility of a simple filter paper-based for storage of insects, bacteria, r...

2009
Alfredo Donno

In this work we define two kinds of crested product for reversible Markov chains, which naturally appear as a generalization of the case of crossed and nested product, as in association schemes theory, even if we do a construction that seems to be more general and simple. Although the crossed and nested product are inspired by the study of Gelfand pairs associated with the direct and the wreath...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید