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A quantitative approach to estimating the effects of potential closed areas on fish spawning biomass and yields is presented. The focus for evaluation...
Read moreAgri-environment schemes were first launched in England, UK, in 1987. A number of schemes are now operated by the Ministry of Agriculture, Fisheries a...
Read moreBy adopting the Habitats Directive (Directive 92/43 of 21 May 1992 on the conservation of natural habitats and of wild fauna and flora) in 1992, the g...
Read moreGermany is generally characterized by intensive agriculture. There is increasing concern about the situation of extensively used meadows and pastures ...
Read moreSprings are the major source of freshwater in many small mountainous watersheds within the Himalayan region. In recent years, their flow rates have di...
Read morePreventive control of desert locusts is based on monitoring recession areas to detect outbreaks. Remote sensing has been increasingly used in the prev...
Read moreEarthworm populations were estimated in topsoil stored during opencast mining for coal and in replaced soil. Soil from the surface of storage heaps wa...
Read moreSeed collected from natural stands of P. menziesii growing at (a) 250, (b) 520 and (c) 880 m alt. in Oregon, and from a cross between trees in (a) and...
Read moreRelationships between red-winged blackbirds (Agelaius phoeniceus) and the chrysomelid Diabrotica longicornis were studied in field maize in Cayuga Cou...
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