Results 121 to 130 of about 49,679 (277)

Evaluation of native broadleaved forest plantations in east of Guilan province [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2007
Depletion of natural forest due to different reasons has made the forest plantation important for extending forest area and wood production. Therefore, evaluation of forest plantation can play an important role to establish the plantation for the future.
Iraj Mosayeb Neghad   +3 more
doaj  

Stand Dynamics and Disturbance History of Champlain Valley Clayplain Forests [PDF]

open access: yes, 2017
Studies of stand dynamics can explain how species interactions and disturbances drive forest structure and recruitment patterns of tree species. It is difficult to generate an understanding of stand dynamics and successional trends of forests in areas ...
Murray, Helena F
core   +1 more source

Germination of Excised Fraxinus ornus Embryos With and Without Phleomycin [PDF]

open access: bronze, 1967
Herbert B. Tepper   +3 more
openalex   +1 more source

The influence of tree age and microhabitat quality on the occurrence of crustose lichens associated with old oaks [PDF]

open access: yes, 2008
Questions: How do tree age, microhabitat characteristics and epiphytic competitors affect the occurrence of crustose lichens associated with old oaks? How do microhabitat characteristics and microclimate affect the cover of competitors (bryophytes and ...
Berg, Niclas   +3 more
core  

Evaluation of the allergenic capacity of three pollen grains in a tropical region (Medellín, Colombia)

open access: yesRevista Alergia México
  Objective: To evaluate the frequency of IgE sensitization and allergenic capacity of pollen grains of Artocarpus communis, Cecropia peltata and Fraxinus uhdei in allergic rhinitis patients.
Ruth Ramírez   +4 more
doaj   +1 more source

Salinity stress constrains photosynthesis in Fraxinus ornus more when growing in partial shading than in full sunlight: consequences for the antioxidant defence system [PDF]

open access: bronze, 2014
Alessio Fini   +7 more
openalex   +1 more source

Home - About - Disclaimer - Privacy