Results 81 to 90 of about 1,450 (142)

Investigation of the Statistical and Spatial Distributions of Mercury Contaminated Fish, Surface Waters and Soils in Arkansas [PDF]

open access: yes, 1997
Mercury (Hg) contamination of fish is a widespread problem throughout much of the United States and the world (Louisiana WWW page, 1997). Levels ofHg in fish suffic1ent to exceed the FDA action level of 1 mg kg-1 have been found in many water bodies ...
McKimmey, J. M., Scott, H. D.
core   +2 more sources

Winter roost selection of Lasiurine tree bats in a pyric landscape. [PDF]

open access: yesPLoS One, 2021
Jorge MH   +9 more
europepmc   +1 more source

Unha nova cultura forestal para a sociedade galega: o proxecto do Parque forestal de Liáns [PDF]

open access: yes, 2008
[Resumo] Preséntase un proxecto de Parque Forestal. O deseño e concepción do proxecto baséase no aproveitamento dunhas circunstancias favorables especiais: a existencia dunha finca de propiedade pública, xestionada pola administración forestal ...
Vales, Carlos
core   +1 more source

First-year survival and growth of bareroot and container water oak and willow oak seedlings grown at different levels of mineral nutrition [PDF]

open access: yes, 2002
Bareroot and container water oak (Quercus nigra) and willow oak (Quercus phellos) seedlings were treated with 3 different levels of nitrogen (N) mineral fertilizer applied during the growing season in the nursery. Comparisons were made between species, N
Stroupe, Matthew, Williams, Hans Michael
core   +1 more source

Sur Un Chêne Hybride (Quercus Phellos × Rubra) [PDF]

open access: yesBulletin de la Société Botanique de France, 1899
openaire   +1 more source

Remote sensing of geobotanical relations in Georgia [PDF]

open access: yes
The application of remote sensing to geological investigations, with special attention to geobotanical factors, was evaluated. The general areas of investigation included: (1) recognition of mineral deposits; (2) geological mapping; (3) delineation of ...
Arden, D. D., Jr., Westra, R. N.
core   +1 more source

Twenty-Seven Year Response of South Carolina Coastal Plain Forests Affected by Hurricane Hugo. [PDF]

open access: yesPlants (Basel), 2023
Heaton R   +5 more
europepmc   +1 more source

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