نتایج جستجو برای: botanical insecticides

تعداد نتایج: 22312  

Journal: :Journal of the American Mosquito Control Association 1999
M S Mulla T Su

Botanical insecticides are relatively safe and degradable, and are readily available sources of biopesticides. The most prominent phytochemical pesticides in recent years are those derived from neem trees, which have been studied extensively in the fields of entomology and phytochemistry, and have uses for medicinal and cosmetic purposes. The neem products have been obtained from several specie...

Journal: :Cropsaver 2022

The papaya mealybug (Paracoccus marginatus) Williams & Granara de Wilink (Hemiptera: Pseudococcidae) is a main pest of plants. Attacks by these pests can cause plants failed to produce the fruit and even death. usual control technique used farmers use synthetic pesticides that have negative impact on human health environment. alternative using botanical insecticides good solution population...

ژورنال: طلوع بهداشت یزد 2013
درودگر, عباس , عبائی, محمدرضا , لدنی, حسین , نصیریان, حسن , پاکسا, عظیم ,

  Background: German cockroach, Blattella Germanica, is a mechanical vector of various pathogenic agents such as viruses, bacteria, protozoa and parasite eggs. The purpose of this study was to determine the susceptibility level of German cockroach to bendicarb and carbaryl from carbamate insecticides, and malathion and chlropyrifos from organophosphorous insecticides.   Methods: In this study, ...

B Nabavi, F Khalighi-Sigaroodi, Kh Talebi Jahromi, NS Esmaeilzadeh, SH Goldansaz, V Hosseini Naveh,

Background: Nowadays stored–product insect pests are controlled by pesticides and chemical fumigant compounds. The continueous use of chemical pesticides is harmful for non–target creatures specially humans and other mammals. Beside they polluted the environment. Objective: Accoring to the studies, the essential oil of Labiatae plants have insecticidal activity against some pests. In this st...

2010
Abdul Rahuman C. Abdul Hakeem

Mosquitoes transmit serious human diseases, causing millions of deaths every year. Use of synthetic insecticides to control vector mosquitoes has caused physiological resistance and adverse environmental effects in addition to high operational cost. Insecticides of botanical origin may serve as suitable alternative biocontrol techniques in the future. The present investigations were made to eva...

2014
Jieqiang Zhu Xiaohui Fan Yiyu Cheng Rajiv Agarwal Christine M. V. Moore Shaw T. Chen Weida Tong

The overall control of the quality of botanical drugs starts from the botanical raw material, continues through preparation of the botanical drug substance and culminates with the botanical drug product. Chromatographic and spectroscopic fingerprinting has been widely used as a tool for the quality control of herbal/botanical medicines. However, discussions are still on-going on whether a singl...

2017
Kyungseop Ahn

Natural product drugs, or botanical drugs, are drugs composed of natural substances which have constituents with healthenhancing or medicinal activities. In Korea, government-led projects brought attention to botanical drugs invigorating domestic botanical drug industry. Foreign markets, as well, are growing bigger as the significance of botanical drugs stood out. To follow along with the tende...

2012
John E. Casida

BACKGROUND Pesticide-environment interactions are bidirectional. The environment alters pesticides by metabolism and photodegradation, and pesticides in turn change the environment through nontarget or secondary effects. OBJECTIVES Approximately 900 currently used commercial pesticides of widely diverse structures act by nearly a hundred mechanisms to control insects, weeds, and fungi, usuall...

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