Based on the field investigation,laboratory experiment and data processing,the basalts are regard as the source rock of ore.

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ICF's reputation spread with a succession of "firsts" in captive breeding programs:(1) first red-crowned crane was hatched in the western hemisphere in 1975;(2) first hooded crane was hatched in captivity in 1976;(3) Brolgas was hatched for first time in North America in 1979;(4) first captive hatching of Siberian crane was made in 1981;(5) ICF pioneered "isolation rearing" efforts to release captive cranes in the wild from 1984-85;(6) ICF hatched its first wattled crane in 1993, making it the first institution to have bred all fifteen species of cranes successfully.

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Budgies travel in large flocks in the wild, especially during the time right after a season of abundant rainfall; flocks at that time are around tens of thousands, but normal flocks can range from one to three hundred.

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Because the concentrations of heptachlor, aldrin, o, p-DDT, p, p'-DDE and p, p'-DDT in SPMD are lower than those in water, these contaminants are not suitable to be sampled by this SPMD. The results of field experiment done at the Liangshui river prove the feasibility of SPMD used in groundwater monitoring. But detailed work is needed to be done in order to explain some unusual field experiment results.

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Battling both snakes bites and cynical relatives who just don't understand his consuming fascination with the outdoors, Raff explores the pristine beauty of the Nokobee wildland.

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Here I reported new structural data to answer above question, including field section observations and geologic map with large scale in a key area, accompanying with detail microstructural observations, quartz C-axial fabric analyses, and tectono-thermogeochronology (40Ar/39Ar and zircon SHRIMP U-Pb method). Taking available previous data into account, following progression is achieved:1. Completely rebuilding the post late-Paleozoic deformation history of the Harlik MountainFive stages of deformation were identified:(1)pre-Permian compression deformation which may have resulted from pre-Permian subduction;(2) earlier Permian post-collision extension;(3) middle Permian west-east directed dextral slip shearing;(4) later Permian nearly N-S compression deformation; and (5) later Cenozoic intra-plate N-S compressional deformation.

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The tidal flat along Bohai Gulf extends from Haihe River Mouth to Dakou River. According to the results of field survey, the inter-tidal flat has obvious zonation. From the shore seawards, 4 zones can be identified, and they are depression polygon, inner depositional, erosional and outer depositional zones, and the associated sediment types are mud and clayey mud, mud, alternating laminae of silt and mud, and coarse silt, respectively.

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It suggests that periphyton might be nitrogen limited in the lagoon.O2 evolution is obviously a better method to determine in situ primary productivity of periphyton. It is safer and cheaper than 14C method.

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We develop and manufacture various of portable and mobile work lamps professionally, which are applied widely for many industries, such as electric power, chemical engineering, railroad, highway, mineral well, medical treatment, public secur

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Though simulations on abated effect of nylon net with different porosities on wind-blown sand in wind tunnel, the aim of this paper is to research the relationship between sand transporting and nylon net porosity and wind velocity.

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