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8篇 您的检索式:作者名="SAGER E P S"
    题名 作者 年代 出处 被引量
1Ultraviolet-B radiation and nitrogen effects on growth and yield of maize under Mediterranean field conditions显示文摘CARLOS M CORREIA C M COUTINHO J F BJORN L O SAGER E P S HUTCHINSON T C 2000European Journal of Agronomy2000,,12:1
2The impact of simulated acid rain on soil leachate and xylem chemistry in a Jack pine(Pinus banksiana Lamb)stand in northern Ontario,camda显示文摘WATMOUGH S A HUTCHINSON T C SAGER E P S 1999Water Air Soil Poll1999,111,:1
3The impact of simulated acid rain and fertilizer application on a mature surgar maple (Acer Saccharam Marsh) forest in central Ontario, Canada 显示文摘Hutchinson T C Watmough S A Sager E P S 1999Water Air and Soil pollution1999,109,14:1
4The impact of simulated acid rain and fertilizer application on a mature sugar maple( Acer Saccharum Marsh)forest in central Ontario, Canada显示文摘Hutchinson T C Watmough S A Sager E P S el al 1999WaterAir and Soil Pollution1999,109,14:1
5Changes in tree ring chertfistry in sugar maple (Acer saccharum) along an urban-natal gradient in southem Ontario显示文摘Watmough S A Hutchinson T C Sager E P S 1998Environmental Pollution1998,101,:1
6Changes in tree-ring chemistry in sugar maple (Acer saccharum Marsh) along an urban rural gradient in southern Ontario显示文摘WATMOUGH S A HUTCHINSON T C SAGER E P S 1998Environmental Pollution1998,101,:1
7The impact of simulated acid rain on soil leachate and xylem chemistry in a Jack pine(Pinus banksiana Lamb)stand in northern Ontario, Canada显示文摘WATMOUGH S A HUTCHINSON T C SAGER E P S 1999Water Air Soil Pollut1999,111,:1
8Factors influencing the recovery of submersed macrophytes in four coastal marshes of Lake Ontario显示文摘SAGER E P S WHILLANS T H FOX M G 1998Wetland1998,18,:1
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