Results 61 to 70 of about 68,669 (204)

Modelagem do crescimento e de biomassa individual de Pinus

open access: yesPesquisa Florestal Brasileira, 2013
Este estudo tem como objetivo testar modelos matemáticos para estimativas de biomassa de diferentes compartimentos de Pinus spp., a partir de variáveis de fácil mensuração.
Ana Beatriz Schikowski   +2 more
doaj   +3 more sources

Solarização do solo e incorporação de fontes de matéria orgânica no controle de Pythium spp. [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2002
O objetivo deste trabalho foi avaliar o efeito da solarização do solo, associada à incorporação de lodo de esgoto, cama-de-frango e casca de Pinus, no controle de Pythium spp.
Raquel Ghini   +2 more
doaj   +1 more source

New Reports of Exotic and Native Ambrosia and Bark Beetle Species (Coleoptera: Curculionidae: Scolytinae) From Ohio [PDF]

open access: yes, 2018
In a 2007 survey of ambrosia and bark beetles (Coleoptera: Curculionidae: Scolytinae) along a transect in northeastern Ohio, we collected six exotic and three native species not previously reported from the state.
Cognato, Anthony I   +5 more
core   +2 more sources

First report of an adelgid from Malta (Hemiptera, Aphidoidea, Adelgidae) [PDF]

open access: yes, 2012
In recent years, the aphid fauna of the Maltese Islands has received considerable attention. miFSud et al. (2011) reviewed earlier works on the subject and provided information on previously reported species and on several new records. An updated list of
Mifsud, David, Perez Hidalgo, Nicolas
core  

Volatile organic compounds in the roots and rhizosphere of Pinus spp.

open access: yesSoil Biology and Biochemistry, 2007
Peer ...
Lin, Chun   +2 more
openaire   +2 more sources

Erster Nachweis der Dothistroma-Nadelbräune (Dothistroma septosporum) im Nordostdeutschen Tiefland

open access: yesJournal für Kulturpflanzen, 2017
Im April 2015 wurde in einem brandenburgischen Arboretum eine rötliche Bänderung an vorjährigen Nadeln von Pinus jeffreyi Balf. (Jeffrey-Kiefer) und Pinus ponderosa Douglas ex C. Lawson (Gelb-Kiefer) festgestellt.
Paul Heydeck   +4 more
doaj   +1 more source

A summary of the published data on host plants and morphology of immature stages of Australian jewel beetles (Coleoptera: Buprestidae) : with additional new records [PDF]

open access: yes, 2013
A summary is given of the published host plant and descriptive immature stage morphology data for 671 species and 11 subspecies in 54 genera of Australian jewel beetles (Coleoptera: Buprestidae).
Bellamy, Charles L.   +3 more
core   +1 more source

POTENSI ALELOPAT DAUN PINUS (Pinus spp.) SEBAGAI BIOHERBISIDA PRA TUMBUH PADA GULMA KROKOT (Portulaca oleracea)

open access: yesGontor AGROTECH Science Journal, 2015
The aim of this experiment was to study the effect of pine leaf as allelophaty on purslane germination. The experiment were conducted at screen house Department of Biology, Faculty of Mathematics and Science, Brawijaya University. The research is experimental design by non factorial Completely Randomized Blok Design, with three replications, consisted ...
Lutfy Ditya Cahyanti   +2 more
openaire   +2 more sources

Classificação de lâminas de madeira de Pinus spp. contaminadas por fungos manchadores Classification of Pinus spp. veneers wood contaminated by blue stain fungi

open access: yesRevista Árvore, 2013
A busca por novas tecnologias que garantam a uniformidade da qualidade dos produtos tem se tornado constante, assim este trabalho teve como objetivo estudar a potencialidade de medidas espectroscópicas combinadas a ferramentas estatísticas para classificação de lâminas de madeiras de Pinus spp. contaminadas por fungos manchadores.
Mayara Elita Carneiro   +3 more
openaire   +2 more sources

On the vulval morphology of some species of Bursaphelenchus (Nematoda: Parasitaphelenchinae) [PDF]

open access: yes, 2009
The vulval pattern of six species of the genus Bursaphelenchus (B. abruptus, B. conicaudatus, B. fraudulentus, B. luxuriosae, B. mucronatus and B. xylophilus) was studied using scanning electron microscopy.
Mota, Manuel   +3 more
core   +1 more source

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