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Results 1 - 10 from 35 for non essential experimental population in 0.393 sec.
Neotropical Grasslands: Habitat, Plants and Animals
Their essential characteristic is an herbaceous cover of ... in the Brazilian cerrados (IBGE 1983). This population is expected to reach 250 million by ... , pp. 287 - 303. Sullivan, S. (1996) "Towards a non-equilibrium ecology: perspectives from an arid land." ... ©naut, J.C. (eds) (1988) Research procedure and experimental design for savanna ecology and management. (RSSD ...
conservegrassland.org
Genetically Engineered Crops - A Threat to Soil Fertility?
Inductive 1. Direct experimental evidence of horizontal gene transfer, some ... "could pose a potential hazard to non-target organisms" (Stotzky G. 2000). Also ... possible long-term residual effects on essential soil biological processes." "Is there sufficient ... fluorescens on soil enzyme activities and microbial population structure in the rhizosphere of pea. Molecular Ecology ...
psrast.org
We believe that ... and therefore pose a hazard to non-target organisms, enhance selection of toxin- ... fluorescens on soil enzyme activities and microbial population structure in the rhizosphere of pea. Molecular Ecology 7 ...
psrast.org
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Topic Area: Endangered Species Recovery and the Role of Native Tribes
If wolves were to be reintroduced, they favored reducing their status to a "non-essential experimental" population, thereby giving ranchers greater flexibility in protecting their livestock, and assuring landowners that ... , an animal which was once an essential part of the region’s ecosystem and had a right to be there, to "non-essential experimental." On another level, this debate encompassed ...
colby.edu
Gray Wolf - Defenders of Wildlife
Population There are an estimated 7,000 to 11,200 wolves in Alaska and more ... may become endangered in the foreseeable future. Portions of the Southwest are designated as non-essential experimental populations, which isolate geographically-described groups from other existing populations and offer special regulations. ...
defenders.org
Amphibian Species Listed Under the Endangered Species Act (ESA)
Emergency Listing, Endangered EmT -- Emergency Listing Threatened EXPE, XE -- Experimental Population, Essential EXPN, XN -- Experimental Population, Non-Essential SAE, E(S/A) -- Similarity of Appearance ... PT -- Proposed Threatened PEXPE, PXE -- Proposed Experimental Population, Essential PEXPN, PXN -- Proposed Experimental Population, Non-Essential PSAE, PE(S/A) -- Proposed Similarity of ...
esew.org
Fish Species Listed Under the Endangered Species Act (ESA)
Emergency Listing, Endangered EmT -- Emergency Listing Threatened EXPE, XE -- Experimental Population, Essential EXPN, XN -- Experimental Population, Non-Essential SAE, E(S/A) -- Similarity of Appearance ... PT -- Proposed Threatened PEXPE, PXE -- Proposed Experimental Population, Essential PEXPN, PXN -- Proposed Experimental Population, Non-Essential PSAE, PE(S/A) -- Proposed Similarity of ...
esew.org
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Division of Migratory Bird Management - Important Information for Waterfowl and Sandhill Crane Hunters
Pubs/crane.pdf (a fact sheet from 1995) A second non-essential experimental population, the Eastern Migratory Whooping Crane Population (EMWCP), occurs in a 20-state area in the ... experimental hunting seasons resumed in 1961. Today, sandhill crane hunting in the Central and Pacific Flyways, Canada, and Mexico is enjoyed by thousands of North Americans. Annual sandhill crane harvest and population ...
fws.gov
The Peregrine Fund - World Center of Birds Of Prey
The Peregrine Fund to be very proud of its essential contribution to solving the Asian vulture problem. 31 Jul 06 ... USFWS) published the proposed 10(j) rule “Establishment of a Nonessential Experimental Population of Northern Aplomado Falcons in New Mexico and Arizona ... and Peregrine Falcon movements in northern Greenland during the non-breeding season. 08 Mar 01 - Panama's National Bird ...
peregrinefund.org
The Mexican Wolf Recovery Program Home - USFWS
Canada to effectively achieve recovery (Northern Rocky Mountain Wolf Recovery Plan, Revised 1987). In the Midwest, a population ... of a Nonessential Experimental Population of the Mexican Gray Wolf in Arizona and New Mexico, on January 12, 1998. The non-essential experimental population designation for Mexican ...
fws.gov
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