Trichogramma pretiosum attraction due to the Elasmopalpus lignosellus damage in maize
نویسندگان
چکیده
منابع مشابه
Toxicity of some insecticides used in maize crop on Trichogramma pretiosum (Hymenoptera, Trichogrammatidae) immature stages
Fall armyworm Spodoptera frugiperda (J.E. Smith, 1797) (Lepidoptera: Noctuidae) is an important pest of maize (Zea mays L.) crops in Brazil. The effects of beta-cypermethrin, chlorfenapyr, chlorpyrifos, spinosad, etofenprox, triflumuron, alpha-cypermethrin/teflubenzuron, and lambda-cyhalothrin/thiamethoxam on Trichogramma pretiosum Riley, 1879 (Hymenoptera: Trichogrammatidae) immature stages we...
متن کاملLife table studies of Elasmopalpus lignosellus (Lepidoptera: Pyralidae) on sugarcane.
The lesser cornstalk borer, Elasmopalpus lignosellus (Zeller) (Lepidoptera: Pyralidae) is an important pest of sugarcane (a complex hybrid of Saccharum spp.) in southern Florida. Reproductive and life table parameters for E. lignosellus were examined at nine constant temperatures from 13 to 36 °C with sugarcane as the larval food source. The pre- and postoviposition periods decreased with incre...
متن کاملDoes mating interfere in the biological characteristics of a population of Trichogramma pretiosum?
Trichogramma spp. are parasitoids used in the regulation of insect populations that can cause economic damage. In order to ensure good performance, understanding some of their biological characteristics is essential. The objective of this study is to evaluate whether mating interferes with the biological characteristics of a population of Trichogramma pretiosum collected in the field. In all ex...
متن کاملSelectivity of neem to Trichogramma pretiosum Riley and Trichogrammatoidea annulata De Santis (Hymenoptera: Trichogrammatidae).
Trichogramma pretiosum Riley and Trichogrammatoidea annulata De Santis are commonly found in avocado and persimmon orchards in northern Parana state. However, their abundance depends on whether insecticides are used or not to control the key lepidopteran pests Stenoma catenifer (Wals.) (Lepidoptera: Elachistidae) and Hypocala andremona (Stoll) (Lepidoptera: Noctuidae), respectively. The aim of ...
متن کاملSurvey of Cardiovascular Damage due to Atherosclerosis in 112 Patients
ABSTRACT Atherosclerosis is one of the most common disorders in Iran. It usually involved adult males over the age of 60 year. All Major and middle arteries are at risk and usually it has two types effects on arteries, Occlusive lesions in the site of dividing arteries and aneurysmal lesions which occure in abdominal aorta in 90%. Frequency, symptoms and pathologies of atherosclosis is still...
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ژورنال
عنوان ژورنال: Pesquisa Agropecuária Brasileira
سال: 2011
ISSN: 0100-204X
DOI: 10.1590/s0100-204x2011000600002