Results 171 to 180 of about 48,428 (209)
Flavescence Dorée and Grapevine Susceptibility: From Host-Pathogen Interaction to Cultivar Categorization. [PDF]
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1992
Abstract The adult Panamanian psyllids were recently revised by Brown (1985) who recorded 137 species assigned to 33 genera, and also by Brown and Hodkinson (1988). The present paper provides an identification key for the last larval instar of 28 species in 15 genera, including material from Panama and other parts of tropical America ...
Daniel Burckhardt, Robert G Brown
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Abstract The adult Panamanian psyllids were recently revised by Brown (1985) who recorded 137 species assigned to 33 genera, and also by Brown and Hodkinson (1988). The present paper provides an identification key for the last larval instar of 28 species in 15 genera, including material from Panama and other parts of tropical America ...
Daniel Burckhardt, Robert G Brown
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1992
Abstract Cicadas are among those insects which play an important part in everyday life in Panama, and unlike that of the domestic cockroaches, houseflies, and mosquitos the role of cicadas is a rather pleasant one. The ‘Cocorrón de la Semana Santa’ (Quesada gigas) announces with its loud whistle the advent of Easter and the dusk chorus ...
Henk Wolda, J A Ramos
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Abstract Cicadas are among those insects which play an important part in everyday life in Panama, and unlike that of the domestic cockroaches, houseflies, and mosquitos the role of cicadas is a rather pleasant one. The ‘Cocorrón de la Semana Santa’ (Quesada gigas) announces with its loud whistle the advent of Easter and the dusk chorus ...
Henk Wolda, J A Ramos
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1910
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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?????????????????????? ???????? (Homoptera, Aphidinea) ?? ?????????? ???? ????????????????
2023???????????????????? ?????????????????????? ???????? ????????????????. ???? ???????????????????? ?????? ?????? ??????????, ?????? ?? ?????? ??????????????, ???????????? ?? ???? ?????????????????? ???????????? ??? ???????????????????????? ?? ???????????????????? ?? ?????????????????????? ?? 2 ????????????????: ?? ?????????? ???????? ?? ?? ??????????????
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2023
Pemphigus fuscicornis Koch is often mixed with other aphids in particular with P. lichtensteini T u l l g r. Our experiments, however, proved a complete absence of food relation between P. lichtensteini and the beet. The progeny of the P. lichtensteini T u l l g r.
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Pemphigus fuscicornis Koch is often mixed with other aphids in particular with P. lichtensteini T u l l g r. Our experiments, however, proved a complete absence of food relation between P. lichtensteini and the beet. The progeny of the P. lichtensteini T u l l g r.
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1878
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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2023
?? ???????????????????? ?????????????????? ???????? ???????????????????? ???? ?????????????????? ?? ?????????????? ???????????????????? ?????????????????? ??????????, ?????????? ???? ???????????????????????? ???? ???????? ????????????????????, ?? ???????????????? ?????????? ??????????????????. ???????????? ???? ???????? ???????????????? ????????????????
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?? ???????????????????? ?????????????????? ???????? ???????????????????? ???? ?????????????????? ?? ?????????????? ???????????????????? ?????????????????? ??????????, ?????????? ???? ???????????????????????? ???? ???????? ????????????????????, ?? ???????????????? ?????????? ??????????????????. ???????????? ???? ???????? ???????????????? ????????????????
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?????????? ???????? ?????????????????? (Homoptera, Delphacidae) ?? ?????? ????????
2023Three new species of Delphacidae: Ditropis pontica sp. n., Eurybregma striiirons sp. n. and Xanthodelphax optimus sp. n. are described. Distinguishment of these species as new ones is based, besides external features, on a complex of distinct morphological characters in structure of male genitals and in some cases of female ones too.
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?????????? ???????? ???????? (Homoptera, Aphidinea) ???? ???????????? ??????????????
2022Six new species of Aphidinea are described: Protolachnus cretacea sp. nov. which was found on the 3d and 5th of July, :1962 on chalky slopes of the Seversky Donets in the village of Sidorovka, Donetsk region, on Pinus cretacea; Anoecia (Neanoecia) stipae sp. nov.???
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