Results 91 to 100 of about 12,931 (221)

Influence of the phototropism over the egg laying rhythm and emergence of three Trichogramma species (Hym., Trichogrammatidae) [PDF]

open access: yes, 1991
4th European Workshop 'Insect parasitoids', held in Perugia, Italy, 3-5 April 1991.Published in Redia 74(3, Appendix): 309-314.The egg parasites of the genus Trichogramma (Hym., Trichogrammatidae), are important Biological auxiliaries used in over 20 ...
Tavares, João, Voegelé, Jean
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Morphogenetic traits of the egg parasitoid Trichogramma for controlling certain date palms lepidopteran insect pests in the New Valley Governorate

open access: yesEgyptian Journal of Biological Pest Control, 2018
Egg parasitoid Trichogramma strain (TNV) received from Kharga Oasis, New Valley Governorate, Egypt, is used in controlling certain date palm lepidopteran insect pests. The morphological features of adult wasps and genetically identification of the strain
Farouk A. Abdel-Galil   +4 more
doaj   +1 more source

Updated checklist, dubious and erroneous records of Trichogramma species (Hymenoptera: Trichogrammatidae) in South America [PDF]

open access: yesPapéis Avulsos de Zoologia
Taxonomic studies of the genus Trichogramma have advanced since the 1970s, mainly due to the use of reliable morphological characters, based on male genital capsule, for species identification. Here, we discus the Trichogramma species that actually occur
Roberto Antonio Zucchi   +1 more
doaj   +1 more source

Novel organic solutions securing future growth [PDF]

open access: yes
Currently the Danish organic fruit & berry production area is 502 ha with the main crop being apples at 282 ha. FruitGrowth will address the main barriers identified by the ‘Working Group report, 2009’, by focussing on robust cultivars in apples, new ...

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Oviposition behavior of Plutella xylostella onto cabbages covered with nets [PDF]

open access: yes, 2011
Plusieurs expérimentations de terrains menées en zone tropicale en Afrique et en Asie ont montré l'efficacité des filets anti-insectes pour protéger les cultures de choux contre les Lépidoptères en particulier Plutella xylostella.
Coffi, Hubert Kacou   +3 more
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ECONOMIC ANALYSIS OF COTTON INTEGRATED PEST MANAGEMENT STRATEGIES [PDF]

open access: yes
Crop Production/Industries,
Liapis, Peter S., Moffitt, L. Joe
core   +1 more source

Key steps of a successful biological control against the sugarcane stemborer by inundative release of Trichogramma spp. : S1012TU08 Integrated Pest Management [PDF]

open access: yes, 2012
For over ten years, a biological control strategy by inundative release of Trichogramma chilonis (Hymenoptera: Trichogrammatidae) against Chilo sacchariphagus (Lepidoptera: Crambidae) has been studied (French collaboration between INRA, CIRAD and FDGDON ...
Clain, Clarisse   +7 more
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Significant improvement of IPM strategies against the sugarcane stem borer, Chilo Sacchariphagus, through long-term succesful storage of Trichogramma chilonis (Hymenoptera:Tric) : S1012TU07 Integrated Pest Management [PDF]

open access: yes, 2012
The stem borer Chilo sacchariphagus is a key pest of sugarcane in Reunion Island and South-East Asia. Since 2002, an IPM strategy associating inundative release of an egg parasitoid, Trichogramma chilonis, and conservation of a predatory ant has been ...
Bodendörfer, Johanna   +8 more
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Egg parasitoids of the genus Trichogramma in Germany : comparison and discussion of available checklists (Hymenoptera: Trichogrammatidae) [PDF]

open access: yes, 2008
Die Notwendigkeit des vorliegenden Beitrags zur Trichogramma-Fauna in Deutschland hat folgende Gründe: 1) Die Erfassung der Fauna dient der Kenntnis und der Erhaltung der genetischen und biologischen Vielfalt im Sinne der Konvention zur Biodiversität. 2)
Schöller, Matthias, Zimmermann, Olaf
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Novos parasitoides das pragas do algodoeiro recem identificados no Paraguai [PDF]

open access: yes, 2007
Main inventories of cotton pests' parasitoids were made in Paraguay by B. Michel and P. Prudent (1987 to 1992). Collections of pests and their natural enemies have been done mainly during field visits of the national cotton program (PIEA) experimental ...
Aberlenc, Henri-Pierre   +4 more
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