Results 11 to 20 of about 404 (107)

Commodity risk assessment of Fagus sylvatica plants from the UK. [PDF]

open access: yesEFSA J, 2023
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects’. This Scientific Opinion covers plant health risks posed by plants of Fagus sylvatica imported from the ...
EFSA Panel on Plant Health (PLH)   +30 more
europepmc   +2 more sources

Commodity risk assessment of Persea americana from Israel. [PDF]

open access: yesEFSA J, 2021
Abstract The EFSA Panel on Plant health was requested to prepare and deliver risk assessments for commodities listed in the relevant Implementing Acts as ‘High risk plants, plant products and other objects’ (Commission Implementing Regulation (EU) 2018/2019 establishing a provisional list of high risk plants, plant products or other objects, within the
EFSA Panel on Plant Health (PLH)   +25 more
europepmc   +2 more sources

Caracterización morfológica y dasométrica de Mimosa trianae y Cassia moschata de la colección de AGROSAVIA [PDF]

open access: yes, 2021
Cañafistol (Cassia moschata Kunth) and yopo (Mimosa trianae Benth.) are important native species in the Colombian Orinoco Region, however, their behavior in a monoculture system and genetic variability are unknown.
Argüelles Cárdenas, Jorge H.   +9 more
core   +2 more sources

Vegetation structure and biodiversity recovery in 19-year-old active restoration plantations in a Neotropical cloud forest [PDF]

open access: yes, 2021
Aim of the study: To evaluate how middle-aged active restoration plantations of native tree species contribute to the recovery of the tropical cloud forest in terms of vegetation structure, tree richness, species composition, and to shade-tolerance and ...
Nicolás-Silva, Teresa   +2 more
core   +2 more sources

Densidad y módulos dinámicos por vibraciones transversales de madera sólida y laminada de tres especies tropicales [PDF]

open access: yes, 2021
The objectives of the research were two: 1) to determine the density and dynamic modulus of solid and laminated wood of Enterolobium cyclocarpum, Tabebuia rosea and Juglans pyriformis, and 2) to compare the magnitudes of these parameters, among the three
Sotomayor Castellanos, Javier Ramón
core   +1 more source

Determinación de tratamientos pregerminativos químicos de semillas de juglans neotropica diels proveniente de la parroquia San Blas, cantón Urcuquí, provincia de Imbabura [PDF]

open access: yes, 2023
Determinar el efecto de tratamientos pregerminativos de origen químico y enriquecimiento de sustratos en la germinación de semillas de J. neotropica Diels provenientes de la parroquia San Blas, cantón Urcuquí, provincia del Imbabura.Las semillas de ...
Fonseca Cevallos, Diego Fernando
core  

Characterization of Lasiodiplodia species associated with grapevines in Mexico [PDF]

open access: yes, 2021
Botryosphaeria dieback is one of the most prevalent grapevine trunk diseases (GTDs), and is caused by fungi in the Botryosphaeriaceae. Fungi invade grapevine vascular systems mainly through pruning wounds, and cause cankers and necrotic lesions, which ...
Hernandez Martinez, Rufina   +4 more
core   +2 more sources

Early establishment of endangered and valuable tree species in cloud forest restoration plantings [PDF]

open access: yes, 2019
Tropical montane cloud forests (TMCF) host high biodiversity and endemicity and are severely threatened by illegal selective logging, deforestation, fragmentation and climate change.
Fabiola López-Barrera   +4 more
core   +2 more sources

Estructura, productividad de madera y regeneración natural de Juglans neotropica Diels en la Hacienda la Florencia del Cantón y provincia de Loja [PDF]

open access: yes, 2023
Anthropogenic activities have drastically altered natural ecosystems, which has caused species such as Juglans neotropica Diels (walnut) to become endangered.
Palacios Herrera, Byron Gonzalo   +1 more
core   +2 more sources

Investigation of pollen morphological characteristics in some quince (Cydonia oblonga Mill.) cultivars [PDF]

open access: yes, 2016
Morphological characterization of pollen grains is very important in the identification of individual species and cultivars of fruit trees, including quince.
Djurović, Dejan   +4 more
core   +2 more sources

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