Results 21 to 30 of about 804 (138)

Tracking landscape scale vegetation change in the arid zone by integrating ground, drone and satellite data

open access: yesRemote Sensing in Ecology and Conservation, Volume 10, Issue 3, Page 374-387, June 2024.
Our study used drone‐collected imagery and ground observations over five years to assess changes in vegetation coverage of four arid zone plant species, achieving high accuracy (< 95%) with Random Forest classifiers and object‐based detection. This approach demonstrated flexibility across diverse arid landscape types and extreme climatic conditions ...
Roxane J. Francis   +7 more
wiley   +1 more source

Contribution à l'étude des sols de Maré : les sols des centres d'appuis au développement agricole de Tawaïnèdre et Taodé : 1. Caractérisation morphologique et cartographie des épaisseurs de sols [PDF]

open access: yes, 1993
Les deux Centres d'Appui au Développement Agricole de Maré (Tawaïnèdre et Taodé) ont servi de support à une étude visant à mieux connaître les sols des Iles Loyauté et leur répartition dans l'espace.
Becquer, Thierry   +2 more
core  

Spontaneous poisoning by larvae of Perreyia flavipes in cattle from the State of Santa Catarina, Brazil [PDF]

open access: yes, 2009
Neste trabalho, é descrito um surto de intoxicação por Perreyia flavipes ocorrido em agosto de 2006, em um rebanho bovino de 280 animais, no município de Sombrio, em Santa Catarina.
Bandarra, Paulo Mota   +8 more
core   +1 more source

Floristic diversity of patches generated by protected Ficus ‘trees outside forests’ in agricultural landscapes in Madagascar

open access: yesAfrican Journal of Ecology, Volume 62, Issue 2, February 2024.
Abstract Ficus trees play an important role as key species in both ecological and sociocultural networks in Madagascar. This study focused on species of isolated Ficus growing in agricultural areas adjoining a forest corridor linking the Ranomafana and Andringitra National Parks in east‐central Madagascar, with the aim of understanding the structural ...
Verohanitra M. Rafidison   +4 more
wiley   +1 more source

Aphids associated with shrubs, herbaceous plants and crops in the Maltese Archipelago (Hemiptera, Aphidoidea) [PDF]

open access: yes, 2011
A survey of the aphids associated with Maltese shrubs, herbaceous plants and crops was carried out. Sixty six aphid species were recorded from more than 90 species of host plants.
Azzopardi, Erika   +6 more
core  

La végétation terrestre des collines de Cauda (Nhatrang) [PDF]

open access: yes, 1958
The comparative study of the vegetation of the hills of Cauda, in their unprotected and protected parts shows that on the unprotected part the vegetation is of the maquis type with the absence of the arborescent stratum and the shrub stratum is often ...
Pham, Hoang Ho
core  

Instruções para testes de germinação de sementes florestais nativas da Mata Atlântica. [PDF]

open access: yes, 2014
bitstream/CNPF-2009-09/40505/1/com_tec151 ...
ABREU, D. C. A. de   +1 more
core   +1 more source

Extração, secagem e beneficiamento de sementes de espécies florestais nativas. [PDF]

open access: yes, 2014
Organizado por Patricia Póvoa de Mattos, Celso Garcia Auer, Rejane Stumpf Sberze, Katia Regina Pichelli e Paulo César ...
FERNANDES, L. A. T.   +3 more
core  

Estudo de caracteres morfoanatômicos da folha de Serjania paucidentata DC., Sapindaceae. [PDF]

open access: yes, 2012
Serjania paucidentata DC., pertencente à família Sapindaceae, é uma espécie que compõe um grupo de plantas denominadas timbós, sendo estas conhecidas por seu uso na pesca desde a época pré-colombiana e seu poder ictiotóxico é devido principalmente à ...
CARVALHO, L. C. N.   +4 more
core  

Expansion of Lobate Lac Scale Distribution into Oahu Forest Systems [PDF]

open access: yes, 2015
The lobate lac scale, Paratachardina pseudolobata, was detected on Oahu in October 2012 at a botanical garden, located in the vicinity of the Hono- lulu International Airport.
Higashi, Clesson H.V., Kaufman, Leyla V.
core  

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