Results 21 to 30 of about 384,457 (306)

Estrategias de conservación para Cotoneaster granatensis (Rosaceae), especie catalogada En Peligro de Extinción en la Comunitat Valenciana (España) [PDF]

open access: yes, 2015
Cotoneaster granatensis (Rosaceae) is an endangered species in the Valencian Community with two natural populations known and 37 wild plants located in Alicante province.
Albert Llana, Francisco José   +13 more
core   +2 more sources

Fungal biodiversity and in situ conservation in Italy [PDF]

open access: yesPlant Biosystems - An International Journal Dealing with all Aspects of Plant Biology, 2011
A remarkable increase in knowledge of fungal biodiversity in Italy has occurred in the last five years. The authors report up-to-date numbers of fungi (Basidiomycota and Ascomycota) by regions together with distributional and ecological data on hypogeous fungi.
G. VENTURELLA   +22 more
openaire   +7 more sources

Orchid conservation: how can we meet the challenges in the twenty-first century?

open access: yesBotanical Studies, 2018
With c. 28,000 species, orchids are one of the largest families of flowering plants, and they are also one of the most threatened, in part due to their complex life history strategies.
Michael F. Fay
doaj   +1 more source

Complementary Analysis and Implementation Plan for Conservation of Crop Wild Relatives in Finland

open access: yesPlants, 2023
Crop wild relatives (CWR) are valuable wild plant species that can be used as genetic resources providing adaptive traits to crop plants and therefore they play an important role in future food security.
Heli Fitzgerald   +3 more
doaj   +1 more source

Corrosion and Conservation Management of the Submarine HMAS AE2 (1915) in the Sea of Marmara, Turkey

open access: yesHeritage, 2019
The wreck site of the Australian First World War submarine HMAS AE2 in the Sea of Marmara had a salinity of 26‰ (parts per thousand) for the first 13 m, which increased to 41‰ at 21 m, after which it remained constant to the bottom at 72 m,
Ian D. MacLeod
doaj   +1 more source

Habitat differentiation and conservation gap of Magnolia biondii, M. denudata, and M. sprengeri in China [PDF]

open access: yesPeerJ, 2019
The flower buds of Magnolia biondii, M. denudata, and M. sprengeri are the materials of Xinyi, a traditional Chinese medicine. The harvest of flower buds and habitat fragmentation caused by human disturbance heavily threatens the natural regeneration and
Chuangye Song, Huiming Liu
doaj   +2 more sources

Nail Matrix Melanoma in situ: Conservative Surgical Management

open access: yesDermatology, 2009
<i>Background:</i> Nail unit melanoma (NUM) is a rare variant of acral lentiginous melanoma. The differential diagnosis is wide but an acquired brown streak in the nail of a fair-skinned person must be considered a potential melanoma. Dermatoscopy helps clinicians to more accurately decide if a nail apparatus biopsy is necessary.
Duarte, AF   +4 more
openaire   +3 more sources

Seed banks as a partnership for global plant conservation

open access: yesActa Biologica Slovenica, 2014
A seed bank is a collection of plant seeds stored under appropriate conditions in which seeds are periodically checked for their germination ability – viability of seeds.
Jože Bavcon, Blanka Ravnjak
doaj   +1 more source

Noninvasive Solution for Electrochemical Impedance Spectroscopy on Metallic Works of Art [PDF]

open access: yes, 2012
Metallic works of art of cultural relevance are continuously subjected to corrosion as the environment becomes increasingly polluted. A fast and simple method to in situ assess the conservation conditions is therefore required.
Corbellini, Simone   +2 more
core   +1 more source

In Situ Conservation of America's Wild Grapes [PDF]

open access: yesHortScience, 2001
Received for publication 22 May 2000. Accepted for publication 13 June 2000. We are grateful to Joseph Kirkbride, U.S. Dept. of Agriculture, Seed Herbarium, for requesting the following loans for study and to the staff members of the following herbaria for access to specimens (using standard herbarium abbreviations): TEX, TAMU, CM, FM, FLAS, BH, US, NA,
Diane S. Pavek   +2 more
openaire   +1 more source

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