Results 21 to 30 of about 78,008 (309)

Preliminary results of species trials at Asalem Forests; The world most important species of coniferous [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2002
According to this project , we should plant 30 species and 61 provenances in each рап of Asdlem forest zone, regarding to the reason that we couldnt, plant all the species and provenances in the same time.
Arsalan Hemati   +3 more
doaj   +1 more source

Testing of megagametophytes of some conifer species for defense reactions to the fungus Phaeolus schweinitzii

open access: yesActa Societatis Botanicorum Poloniae, 2014
The megametophytes of Picea abies, Pinus sylvestris, Pinus mugo and Larix decidua were cultured on modified solid agar MS medium with 5 mg.l-1 α-naphthaleneacetic acid and 0.1 mg.l-1 6-benzylaminopurine and exposed to a tester, the basidio-mycete ...
J. Hřib, B. Vooková
doaj   +1 more source

Prunus serotina unleashed: invader dominance after 70 years of forest development [PDF]

open access: yes, 2009
Propagule pressure and disturbance have both been found to facilitate invasion. Therefore, knowledge on the history of introduction and disturbance is vital for understanding an invasion process, and research should focus on areas in which the invasive ...
Baeten, L.   +6 more
core   +3 more sources

Biometrical study of some individuals chosen from Pinus mugo turra populations in the peat bog "Bór na Czerwonem"

open access: yesActa Societatis Botanicorum Poloniae, 2014
Sixteen individuals were sampled for study of variation in 17 anatomical and morphological characters. Only individuals of low polycormic growth (trait typical for Pinus mugo Turra) connected with incurved one-year-cone stipes (a similar situation exists
Alina Bączkiewicz
doaj   +1 more source

Steppes, savannahs, forests and phytodiversity reservoirs during the Pleistocene in the Iberian Peninsula [PDF]

open access: yes, 2010
A palaeobotanical analysis of the Pleistocene floras and vegetation in the Iberian Peninsula shows the existence of patched landscapes with Pinus woodlands, deciduous and mixed forests, parklands (savannah-like), shrublands, steppes and grasslands ...
Agustí   +259 more
core   +3 more sources

Effects of some nitrogen-fixing plants on seedling growth of scotch pine

open access: yesTurkish Journal of Forestry, 2019
Nitrogen is one of the most important nutrients for plants, and some plants are involved in the conversion of atmospheric nitrogen to organic form. These plants are capable of nitrogen fixing by bacteria in their roots and are important in alleviating ...
Deniz GÜNEY   +4 more
doaj   +1 more source

Linkages between climate, seasonal wood formation and mycorrhizal mushroom yields [PDF]

open access: yes, 2016
Fungi provide important forest ecosystem services worldwide. In Mediterranean pine forests, predicted warmer and drier conditions could lead to a decline in mushroom yields.
Bonet Lledos, José Antonio   +4 more
core   +2 more sources

Resistance of Scotch Pine Varieties to Zimmerman Pine Moth (Lepidoptera: Pyralidae) and Its Impact on Sales in a Choose and Cut Christmas Tree Plantation [PDF]

open access: yes, 2017
Nine varieties of Scotch pine, Pinus sylvestris, were assessed for their susceptibility to Zimmerman pine moth, Dioryctria zimmermani, in a choose and cut Christmas tree plantation.
Sadof, Clifford S
core   +3 more sources

Preliminary results of elimination trial with need- leaved species in Mazandaran forests (Vanamak) [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2003
This Paper presents the results of an elimination trial in the form of randomized completely blocks design within 3 replications and 13 treatments (species and provenances of needleleaves) within ten years after establishment in Vanamak forest of Neka ...
Shirzad Mohammadnejad - Kiasari   +3 more
doaj   +1 more source

Spread of the invasive pathogen Lecanosticta acicola on species of Pinus in Bulgaria [PDF]

open access: yesSilva Balcanica, 2020
The brown spot needle blight, caused by the fungal pathogen Lecanosticta acicola, has been the most serious and damaging disease on needles of Pinus spp. in recent years.
Margarita Georgieva
doaj   +3 more sources

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