Results 91 to 100 of about 18,874 (211)

Radar studies of the vertical distribution of insects migrating over southern Britain: the influence of temperature inversions on nocturnal layer concentrations [PDF]

open access: yes, 2005
Insects migrating over two sites in southern UK (Malvern in Worcestershire, and Harpenden in Hertfordshire) have been monitored continuously with nutating vertical-looking radars (VLRs) equipped with powerful control and analysis software.
Barlow, Janet Fraser   +6 more
core   +1 more source

Construction and performance of a novel capture-mark-release moth trap [PDF]

open access: yes, 2017
Mark-recapture studies can provide important information about moth movement as well as habitat preference across a landscape, but to date, such studies tend to be species-specific or require labor-intensive methodologies.
Ross, L. M.   +2 more
core   +3 more sources

Differential Effects of Food Plants on the Development, Egg Production and Feeding Behaviour of the Diamondback Moth (Plutella xylostella L.) [PDF]

open access: yes, 1998
Differential effects of food plants on developmental time of diamondback moth (DBM) (Plutella xylostella L.) laroae and pupae, larval feeding behaviour and egg production by the adult were studied.
Idris, A. B.
core  

Performance of Generalist and Specialist Herbivores and their Endoparasitoids Differs on Cultivated and Wild Brassica Populations [PDF]

open access: yes, 2008
Through artificial selection, domesticated plants often contain modified levels of primary and secondary metabolites compared to their wild progenitors.
Rieta Gols   +5 more
core   +2 more sources

Alarm system for insect migration using weather radars [PDF]

open access: yes, 2008
The pilot system for forecasting insect migrations to next two days will be operated during May and June 2008. Forecasts are concentrating on two major pests; namely diamond-back moth and bird cherry aphid.
Koistinen, Jarmo   +7 more
core  

Effect of Berenuk Fruit Extract (Crescentia cujete L.) on Mortality of Plutella xylostella on Mustard Plants

open access: yesQuagga
Mustard production in Indonesia in 2022 decreased by 2.9% from the previous year, caused by the Plutella xylostella attack. Efforts to control P. xylostella usually uses synthetic pesticides but harms the environment, so other alternatives are needed ...
Feri Bakhtiar Rinaldi   +3 more
doaj   +1 more source

Seleção e caracterização de estirpes de Bacillus thuringiensis efetivas no controle da traça-das-crucíferas Plutella xylostella Selection and characterization of Bacillus thuringiensis strains effective to control the diamondback moth Plutella xylostella

open access: yesPesquisa Agropecuária Brasileira, 2005
O objetivo deste trabalho foi selecionar e caracterizar, no Banco de Germoplasma de Bacillus spp., da Empresa Brasileira de Pesquisa Agropecuária, as estirpes de Bacillus thuringiensis mais tóxicas à Plutella xylostella, por métodos morfológicos ...
Patrícia Teles Medeiros   +6 more
doaj   +1 more source

Teknologi Pengendalian Hama Plutella Xylostella dengan Insektisida dan Agensia Hayati pada Kubis di Kabupaten Karo [PDF]

open access: yes, 2004
Plutella xylostella is the main pest of cabbage crops and it could cause harvest loss around 50 to 100 percentif no pesticides application. Most farmers in Karo District control the pest using various pesticides with highconcentration rates and short ...
Nazir, D. (Darmawati)   +1 more
core  

UJI EKSTRAK DAUN PEPAYA (Carica papaya L) TERHADAP MORTALITAS HAMA ULAT TITIK TUMBUH (Crocidolomia binotalis Zell) DAN ULAT TRITIP (Plutella xylostella) PADA TANAMAN SAWI HIJAU/CAISIM (Brassica juncea [PDF]

open access: yes, 2013
Penelitian ini dilakukan untuk mengetahui efektifitas pestisida nabati dari ekstrak daun papaya terhadap mortalitas hama ulat pada tanaman sawi hijau / caisim (brassica juncea).penelitian ini dilaksanakan di green house pertanian agroteknologi ...
RACHMAFELIA PUSPITA NIKASARI, 11122140013
core  

Respons Lima Varietas Kubis (Brassica Oleracea L.) terhadap Serangan Hama Pemakan Daun Plutella Xylostella ( Lepidoptera ; Plutellidae) [PDF]

open access: yes, 2013
Efforts to increase crop production often faced difficulty with pests and diseases. The use of high yielding varieties can be an alternative control. This study aimed to determine the population and intensity of pest damage Plutella xylostella on five ...
Luhukay, J. N. (Jerry)   +2 more
core  

Home - About - Disclaimer - Privacy