Results 61 to 70 of about 16,356 (223)

A música dos números primos: a história de um problema não resolvido da matemática

open access: yesBoletim GEPEM, 2008
Este livro propõe uma viagem no mundo dos números primos desde a Grécia antiga até os dias atuais. O ponto alto é a hipótese levantada por Riemann de que era possível haver harmonia entre os números primos semelhante a uma harmonia musical.
Dora Soraia Kindel
doaj   +3 more sources

Three Decades of China's Bt Cotton: Achievements and Insights

open access: yesPlant Biotechnology Journal, Volume 24, Issue 6, Page 4393-4414, June 2026.
ABSTRACT Cotton is a vital natural fibre crop with significant economic value worldwide. In response to the threat of cotton bollworm (Helicoverpa armigera), the China government initiated a research project in 1992 to develop transgenic Bacillus thuringiensis (Bt) cotton.
Zhigang Meng   +10 more
wiley   +1 more source

As origens da teoria da música em Santo Agostinho

open access: yesHumanitas
Este artigo esboça os possíveis conceitos provenientes da Antiguidade Clássica que ofereceram a Santo Agostinho, filósofo africano do século quarto, as referências teóricas para a formulação de seu pensamento sobre a música.
Khae Lhucas Ferreira Pereira
doaj   +1 more source

Elevação das médias pretônicas por harmonia: questões teóricas e empíricas

open access: yesWorking Papers em Linguística, 2014
O fenômeno da harmonia vocálica das vogais médias pretônicas no português brasileiro é retomado à luz de duas sínteses teóricas publicadas em anos recentes a respeito das características tipológicas e dos condicionamentos do fenômeno da harmonia ...
Gisela Collischonn   +1 more
doaj   +1 more source

From Everyman to Hamlet: A Distant Reading

open access: yesRenaissance Studies, Volume 40, Issue 3, Page 378-443, June 2026.
Abstract The sixteenth century sees English drama move from Everyman to Hamlet: from religious to secular subject matter and from personified abstractions to characters bearing proper names. Most modern scholarship has explained this transformation in terms originating in the work of Jacob Burckhardt: concern with religion and a taste for ...
Vladimir Brljak
wiley   +1 more source

Amphicoma (Eulasia) harmonia Petrovitz 1968

open access: yes, 2009
Amphicoma (Eulasia) harmonia Petrovitz, 1968 Amphicoma (Eulasia) harmonia Petrovitz, 1968: 474, fig. 10. Five paratypes are deposited in NMPC (general collection, and ex coll. V.
Ascr, Biology Centre   +2 more
core   +1 more source

Фенотипічний поліморфізм Harmonia axiridis Pall. як інвазійного виду на території села Велика Чернеччина Сумського району Сумської області

open access: yesФактори експериментальної еволюції організмів, 2018
Мета. Вивчено особливості фенотипічного поліморфізму Harmonia axyridis Pall. за рисунком пронотума та елітер імаго як інвазійного виду на території села Велика Чернеччина Сумського району Сумської області. Методи.
V. M. Toryanik, L. P. Mironets
doaj   +1 more source

The Genus Hyalyris Boisduval, 1870 (Lepidoptera: Nymphalidae) in the Brazilian Atlantic Forest: Systematics, Taxonomy and Conservation

open access: yesAustral Entomology, Volume 65, Issue 2, May 2026.
ABSTRACT The neotropical butterfly tribe Ithomiini (Danainae) comprises about 400 species distributed from Mexico to Northern Argentina, 58 of which occur in the Brazilian Atlantic Forest. Among these are two species assigned to the genus Hyalyris Boisduval, 1870: Hyalyris fiammetta (Hewitson, 1852) and Hyalyris leptalina (C. Felder & R. Felder, 1865).
André Victor Lucci Freitas   +7 more
wiley   +1 more source

Harmonia dimidiata

open access: yes, 2018
Published as part of Ali, Muhammad, Raza, Ghulam, Ali, Shaukat, Anjum, Syed Istiaq & Hussain, Ishtiaq, 2018, The Tribe Coccinellini Weise (Coleoptera: Coccinellidae) in Sindh, Pakistan, pp. 629-638 in The Coleopterists Bulletin 72 (3) on pages 635-636, DOI: 10.1649/0010-065X-72.3.629, http://zenodo.org/record ...
Ali, Muhammad   +4 more
openaire   +1 more source

Predators of the two paropsine leaf beetles Paropsisterna cloelia and Paropsis charybdis in eucalypt plantations in Marlborough, New Zealand Prädatoren der zwei Blattkäfer Paropsisterna cloelia and Paropsis charybdis in Eukalyptusplantagen in Marlborough, Neuseeland

open access: yesAgricultural and Forest Entomology, Volume 28, Issue 2, Page 137-148, May 2026.
Coccinellidae (Coleoptera), Miridae (Hemiptera), Hemerobiidae (Neuroptera), Pentatomidae (Hemiptera), Anystidae (Acari), Erythraeidae (Acari) and spiders (Araneidae, Oxyopidae and Salticidae) fed on the invasive paropsine leaf beetles in Marlborough, New Zealand.
Carolin Weser   +5 more
wiley   +1 more source

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