نتایج جستجو برای: ovicidal activity

تعداد نتایج: 1134473  

ژورنال: علوم آب و خاک 1999
احمدی, علی اصغر, عالیچی, محمود ,

The effectiveness of Buprofezin (40% SC) and Pyriproxifen (10% EC) on the mortality of nymphal stages and fecundity of cottony cushion scale was investigated under glasshouse conditions. The LC50 of IGRs was also determined for the first nymphal stage. Two applications were conducted at intervals of 1 day prior to introduction of crawlers and 42 days after infestation. The results indicated tha...

2013
Guadalupe Peña Fortino Agustín Aguilar Jiménez Claudia Hallal-Calleros Jorge Morales-Montor Víctor Manuel Hernández-Velázquez Fernando Iván Flores-Pérez

Bacillus thuringiensis is a gram-positive soil-dwelling bacterium that is commonly used as a biological pesticide. This bacterium may also be used for biological control of helminth parasites in domestic animals. In this study, we evaluated the possible ovicidal and cestocidal effects of a total protein extract of B. thuringiensis native strains on the zoonotic cestode parasite of dogs, Dipylid...

Journal: :The Journal of Basic and Applied Zoology 2021

Abstract Background The use of plant-based formulations is an easy and economical method to control insect pests. objectives the present study were evaluate ovicidal larvicidal potential ethanolic leaf extracts four plants, Cyathocline purpurea , Blumea lacera Neanotis lancifolia montholonii their effects on gut histology Aedes aegypti (Diptera: Culicidae) larvae. We identified phytochemicals i...

Journal: :Industrial Crops and Products 2022

Vector control remains the most effective approach to prevent dengue, chikungunya and Zika arboviruses transmission. Conventional insecticides have historically failed Aedes aegypti mosquito due acquired resistance, environmental impact toxicity. This study evaluated potential of garlic oil as a biopesticide against eggs, larvae, pupae adult forms Ae. aegypti, in accordance with World Health Or...

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - پژوهشکده زبان و گویش 1393

abstract the purpose of this study is twofold: on the one hand, it is intended to see what kind of noticing-the –gap activity (teacher generated vs. learner generated) is more efficient in teaching l2 grammar in classroom language learning. on the other hand, it is an attempt to determine which approach of the noticing-the-gap- activity is more effective in the long- term retention of grammar...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1389

introduction: diabetes mellitus is an growing national and international public health concern. the number of people affected by diabetes in world by 2030 will be 69% in developing countries. regular physical activity plays a key role in the management of type 2 diabetes melitus, particularly glycemic control. it has been recommended that peoples with type 2 diabetes participate in moderate-int...

Journal: :Chemosphere 2012
Tânia Teixeira José Silvino Rosa Nuno Rainha José Baptista Armindo Rodrigues

The molluscicidal activity of essential oils from two endemic (Juniperus brevifolia; Laurus azorica) and three introduced (Hedychium gardnerianum; Pittosporum undulatum; Psidium cattleianum) Azorean plants against the snail Radix peregra was studied under laboratory conditions. Essential oils from leaves of H. gardnerianum, L. azorica and J.brevifolia presented promising molluscicidal activity ...

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