Results 121 to 130 of about 5,008 (230)

Carnivorous plants [PDF]

open access: yes, 2010
Biljke mesožderke su izuzeci u biljnom svijetu. Imaju biljne organe i životni ciklus kao i svaka druga vrsta. Imaju listove, cvijetove i klorofil koji im daje zelenu boju.
Jelačić, Tihana
core   +2 more sources

Comparaison entre la végétation du Mackenzie et du Nord québécois à l’Holocène [PDF]

open access: yes, 1987
Le Québec-Labrador et la région de la vallée inférieure du Mackenzie ont en commun quelques traits phytogéographiques, mais leur histoire végétale postglaciaire est largement différente.
Ritchie, James C.
core   +1 more source

Managing coextinction of insects in a changing climate [PDF]

open access: yes
Approximately a quarter of global terrestrial biodiversity is represented by plant dwelling insects and the potential for thousands of species to be extinguished through widespread disturbances such as a changing climate is high. From a large database of
Mei Chen Leng, Melinda Moir
core  

The bumblebee Bombus ardens ardens (Hymenoptera: Apidae) is the most important pollinator of Oriental persimmon, Diospyros kaki (Ericales: Ebenaceae), in Hiroshima, Japan

open access: yesApplied Entomology and Zoology, 2019
Oriental persimmon, Diospyros kaki Thunb. (Ericales: Ebenaceae), is a generally diclinous tree. Because the representative cultivar, ‘Fuyu’, sets nearly exclusively female flowers and has low parthenocarpic ability, it requires pollen from other ...
A. Nikkeshi   +4 more
semanticscholar   +1 more source

Application of palynological techniques for correlation of coal seams in the Lower Lignite Creek area, Nenana Coal Field [PDF]

open access: yes, 1980
This study concerns spores and pollen in the coals of the lower Lignite Creek area in the Nenana Coal Field, which is operated by Usibelli Mining Company.
McFarlane, R., Sanders, R., and Rao, P.D.
core  

Evolution of postglacial vegetation in the Western Laptev Sea region (Siberian Arctic) [PDF]

open access: yes, 2007
On the basis of a detailed study of the pollen-spore spectra and a detailed radiocarbon chronology of a sediment core obtained from the western outer Laptev Sea shelf, the long-term and high-resolution changes of vegetation in the northwestern Laptev Sea
Bauch, Henning   +3 more
core  

Adaptations of succulent plants for survival in desert ecosystems [PDF]

open access: yes, 2019
Cilj ovog seminara bio je nabrojati prilagodbe sukulentnih biljaka koje su im nužne za preživljavanje u pustinjskim ekosustavima. Sukulenti su biljke koje imaju posebne morfološke i ekofiziološke prilagodbe za pojačano primanje i pohranu vode.
Penzar, Marta
core   +2 more sources

Clethraceas argentinas

open access: yesLilloa, 1960
El autor considera la familia Clethraceae en su conjunto, dando la distribución geográfica en América del Sur. Se agregan claves y descripciones para las especies argentinas y se describe una nueva especie, Clethra maromensis, de la provincia de Salta.
M. Villa Carenzo
doaj  

Elaiophores: their taxonomic distribution, morphology and functions

open access: yesActa Botânica Brasílica
Elaiophores are floral glands that secrete non-volatile oils as a reward for their pollinators. Their secretions mediate a specialized interaction between oil-producing plants and a few species of oil-collecting bees - Apidae and Melittidae.
Clivia Carolina Fiorilo Possobom   +1 more
doaj   +1 more source

Holocene Vegetation, Climate, and Carbon History on Western Kodiak Island, Alaska [PDF]

open access: yes
At Phalarope Pond, western Kodiak Island, a multidisciplinary study using pollen and spores, macrofossils, stable isotopes, and carbon accumulation provides the Holocene vegetation and climate history following the deglaciation that began over 16,000 cal
Mann, Daniel H.   +2 more
core   +1 more source

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