Spodoptera litura reared on different host plants and assayed against SlNPV KETAHANAN SERANGAN HAMA ULAT GRAYAK (SPODOPTERA LITURA F.). Hama Spodoptera exigua (Hübner) (Lepidoptera: Noctuidae) merupakan hama penting pada tanaman bawang di Indonesia. Pengendalian hama ini dengan. Potensi Jamur Entomopatogen Untuk Mengendalikan Hama Ulat Grayak ( Spodoptera litura) Fabricius (Lepidoptera: Noctuidae) Pada Tanaman Tembakau di.
|Published (Last):||18 March 2011|
|PDF File Size:||8.45 Mb|
|ePub File Size:||4.45 Mb|
|Price:||Free* [*Free Regsitration Required]|
In addition, the autophagy-related 5 Atg5a molecular switch of autophagy and apoptosis, was truncated tAtg5 to trigger cytochrome c release into the cytoplasm under azadirachtin stress, which indicated that azadirachtin induced apoptosis through autophagy. The expression levels of seven TO genes in the male antennae were higher than those in the female antennae, although the expression levels of 10 Spidoptera genes in the female were higher than those in the male.
Significant pmelatonin treatment reduces this damage due to its antioxidant properties, especially POX levels in midgut, fatbody, and hemolymph. Each larvae with its artificial diet was placed in a plastic cup diameter 3,5 cm. The new Spodoptera tests have proven to be suitable tools for routine identification of all life stages of S. The results of the present investigation clearly suggest that the active fraction could be purified to isolate active compound s and could be used to develop an insecticidal formulation to control economically important agricultural oitura.
Both individual and combined treatment significantly decreased the larval weight gain, whereas the larval duration spodopter significantly increased, with the highest change in case of combined treatment.
Noctuidae Biological activity of extracts of Melia azedarach on larvae of Spodoptera eridania Lepidoptera: Laboratory evaluations of Lepidopteran-active soybean seed treatments on survivorship of fall armyworm Lepidoptera: Results indicate that a greater effect in reducing generational survival may be achieved by adding mortality to the early larval stage of S.
Noctuidae, is the main insect pest on this crop in the country. Azadirachtin was applied topically, via injection or oral administration.
spodoptera litura larvae: Topics by
The number of up- and down-regulated unigenes was very similar. Bioefficacy of entomopathogenic nematodes EPNs.
The dietary utilisation experiments on third-instar larvae of S. Irradiation effect on the growth index was mainly due to reduction in survival, which was further pronounced owing to delay in development.
Noctuidae are considered important. Addition of specific inhibitor chaetocin resulted in decreased histone methylation level and host chromatin relaxation.
Overexpression of the PAP1 transcription factor reveals a complex regulation of flavonoid and phenylpropanoid metabolism in Nicotiana tabacum plants attacked by Spodoptera litura. Melatonin was supplemented via artificial diet in PM and TM animals during 24h. Yet, little is known about IR characteristics, evolution, and functions in Lepidoptera. Host-irradiation did not influence significantly the parasitisation behaviour of EPNs on host insects reared on castor, whereas irradiation slightly affected the bio-infective response of EPNs and their proliferation rate in hosts fed on the semi-synthetic diet.
Moreover, further trials must be carried out under field conditions to validate if the commercial cultivars IAC and DMwhich expressed moderate levels of antibiosis-type resistance in the laboratory, are effective in suppressing SAW larvae populations. Host-range expansion of Spodoptera exigua multiple nucleopolyhedrovirus to Agrotis segetum larvae when the midgut is bypassed. Bioassays were conducted using 2nd instar larvae and plants from both field and greenhouse gr Midgut damage was examined by using morphological analysis.
Full Text Available Spodoptera litura is a notorious leaf feeding insect pest of more than one hundred plants around the Asia-Pacific region.
A comparison of infectivity between polyhedra of the Spodoptera litura multiple nucleopolyhedrovirus before and after passage through the gut of the stink bug, Eocanthecona furcellata. The commercial cultivar Santa Clara was set as the susceptible standard and line PI It is designated the Pariacoto virus PaV. Litira per cent pupicidal activity was lktura. Results from choice tests. Pentatomidae Fed on Spodoptera litura Lepidoptera: However, this control should be done rationally, prioritising environmentally safer methods such as biological control.
These findings suggest that Su var might participate in the viral genes expression an genome replication repression during AcMNPV infection. Using biotransformation as a biocatalytic process has the advantage of being able to proceed under mild conditions and with high regio- and liitura. The extract was prepared by maceration and evaporation and followed by particles stabilization.
Description of new mitochondrial genomes Spodoptera lituraNoctuoidea and Cnaphalocrocis medinalis, Pyraloidea and phylogenetic reconstruction of Lepidoptera with the comment on optimization schemes. Characterization of Bacillus thuringiensis Berl.
The severest damage occurred 96 hour after infection.