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26篇 您的检索式:作者名="HOWARTH D F"
    题名 作者 年代 出处 被引量
1Regional nitrogen budgets and riverine N, P fluxes for the drainages to the North Atlantic Ocean: natural and human influences 显示文摘Howarth RW Billen G Swaney D Townsend A Jaworski N Lajtha K Downing JA Elmgren R Caraco N Jordan T Berendse F Freney J Kudeyarov V Murdoch P Zhu ZL 1996Biogeochemistry1996,35,:1
2Observation of Cracks at the Bottom of Percussion and Diamond Drill Holes显示文摘Howarth D F 0,,01:1
3Correlation of model tunnel boring and drilling machine performances with rock properties 显示文摘HOWARTH D F ADAMSON W R BERNDT J R 1986Int J Rock Mech Min Sci and Geomech Abstr1986,23,2:1
4Apparatus to determine static and dynamic elastic moduli显示文摘HOWARTH D F 1984Rock Mechanics and Rock Engineering1984,17,:1
5Quantitativeassessment of rock texture and correlation with drillabilityand strength properties显示文摘HOWARTH D F ROWLANDS J C 1987Rock Mechanics and RockEngineering1987,20,1:1
6Microfracture beneath blunt disc cutters in rock 显示文摘Howarth D F Bridge E J 1988International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts1988,25,1:1
7Coupled biogeochemical cycles: eutrophication and hypoxia in temperate estuaries and coastal marine ecosystems 显示文摘HOWARTH R CHAN F CONLEY D J 2011Frontiers in Ecology and the Environment2011,9,1:1
8Database of TBM Projects Undretakem Between 1950 and 1990 and an Assecsement of Associated Graound-strength Limitations显示文摘Howarth D F 1994Tunnelling and Underground Space Technology1994,,2:1
9Observation of Cracks at the Bottom of Percussion and Diamond Drill Holes 显示文摘Howarth D F 1988Internal Journal of Rock Mechanics and Mining Science1988,25,1:1
10Primary localized bilateral conjunctival amyloidosis and epiphora 显示文摘Pirouzmand F Hurwitz J Howarth D 2002Orbit2002,21,2:1
11Some fundamental aspects of disc cutters in hard rock excavation显示文摘Howarth D F Roxborough F F 1982S Afr Inst of Min Metall1982,11,:1
12Correlation of model tunnel boring and drilling machine performances with rock properties显示文摘HOWARTH D F ADAMSON W R BERNDT J R 1986Journal of Rock Mechanics Sciences & Geomechanies Abstract1986,23,2:1
13Non-point pollution of surface waters with phosphorus and nitrogen显示文摘CARPENTER S R CARACO N F HOWARTH D L 1998Ecology1998,8,:1
14Coupled biogeochemical cycles: eutrophication and hypoxia in temperate estuaries and coastal marine ecosystems 显示文摘Howarth R Chan F Conley D J 2011Frontiers in Ecology and the Envi ronment2011,9,1:1
15Coupled biogeochemical cycles: eutrophication and hypoxia in temperate estuaries and coastal marine ecosystems 显示文摘Howarth R Chan F Conley D J 2011Frontiers in Ecology and the Environment2011,9,1:1
16Nonpoint pollution of surface waters with phosphorus and nitrogen 显示文摘Carpenter S R Caraco N F Correll D L Howarth RW 1998Ecological Applications1998,8,3:1
17Some fundamental aspects ofthe use of disc cutters in hard rock excavation 显示文摘HOWARTH D F ROXBORUGH F F 1982J South Afric Inst Min and Metall1982,11,:1
18Some fundamental aspects of disc cutters in hard rock excavation显示文摘HOWARTH D F ROXBOROUGH F F 1982South African Institute of Mining and Metallurgy1982,11,2:1
19Correlation of model tunnel boring and drilling machine performances with rock properties显示文摘HOWARTH D F ADAMSON W R BEKNDT J R 1986International Journal of Rock Mechanics and Mining Sciences and GeomechanicAbstracts1986,23,2:1
20Nonpoint pollution of surface waters with phosphorus and nitrogen 显示文摘Carpenter S R Caraco N F Correll D L Howarth R W Shaepley A N Smith V H 1998Ecological Application1998,8,3:1
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