Antixenosis resistance in okra accessions against shoot and fruit borer Earias vittella (Fab.)
نویسندگان
چکیده
منابع مشابه
Management of Okra Shoot and Fruit Borer, Earias Vittella (fabricius) Using Chemical and Botanical Insecticides for Different Okra Varieties
To evaluate the effectiveness of selected insecticides and a botanical extract in management of okra shoot and fruit borer, Earias vittella an experiment was conducted in the field Laboratory, Department of Entomology, Bangladesh Agricultural University, Mymensingh during January to May 2011. Effectiveness of two synthetic insecticides (Kinalux 25 EC and Ecofuran 5 G) and a botanical (Neem leaf...
متن کاملBioefficacy of Pectolinaringenin from Clerodendrum phlomidis Linn. F. against Anopheles stephensi and Bhendi Fruit Borer, Earias vittella fab
Larvicidal activity of pectolinaringenin from Clerodendrum phlomidis was evaluated against Anopheles stephensi and antifeedant, larvicidal and growth inhibitory activities were evaluated against Earias vittella. Pectolinaringenin exhibited larvicidal activity of 100 and 98.24% against 2 nd and 4 th instar larvae of Anopheles stephensi at 5ppm concentration. It exhibited LC50 values of 0.35 and ...
متن کاملField and laboratory evaluation of biological compatibility of Emamectin benzoate 5 SG with agrochemicals against okra fruit borer (Helicoverpa
In the context of complex field problems compatibility of an efficacious insecticide with other agrochemicals normally used in the field is essential. In this view emamectin benzoate 5 SG 11 g a.i. ha -1 was tested with commonly used insecticide, fungicide and fertilizers. Studies were conducted in both laboratory (physical and phytotoxcity experiment) and field experiments (bio efficacy and ph...
متن کاملDetection of genetic polymorphism in the populations of brinjal shoot and fruit borer, Leucinodes orbonalis (Guenee).
In the present study six different populations of L. orbonalis were collected and subjected to analysis of genetic variability in terms of carboxylesterase isozyme pattern and DNA polymorphism using RAPD-PCR. Pattern of carboxylesterase revealed a similar isozyme cluster in the populations namely, sivaganga (population-3), dindigal (population-4), virudhunagar (population-5) and coimbatore (pop...
متن کاملStudies on shoot and leaf characters of brinjal plants and their quantitative relationships with brinjal shoot and fruit borer
The field experiment was conducted with twenty brinjal varieties/lines during October 2007 to May 2008 to identify shoot and leaf characteristics of brinjal plants for their susceptibility/resistance against brinjal shoot and fruit borer infestation. Borer infestation was influenced by different characters of plant shoot and leaf. Various parameters like plant height, stem diameter, number of b...
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ژورنال
عنوان ژورنال: Journal of Phytology
سال: 2018
ISSN: 2075-6240
DOI: 10.25081/jp.2018.v10.3457