细化搜索
结果 51-60 的 219
Handbook of air pollution analysis 全文
1986
Harrison, Roy M. | Perry, Roger
Quality and utilization of wood from damaged trees
1986
Becker, M. (Freiburg Univ. (Germany, F.R.). Inst. fuer Forstpolitik und Raumordnung)
Forest damage - a status report on effects via the leaves
1986
Fink, S. (Albert-Ludwigs-Univ., Freiburg (Germany, F.R.). Inst. fuer Forstbotanik und Holzbiologie)
Forest damage - a status report on inventory methods [crown damage]
1986
Becher, G. (Bundesforschungsanstalt fuer Forst- und Holzwirtschaft, Hamburg (Germany, F.R.). Inst. fuer Weltforstwirtschaft)
Inventory of forest damage in Sweden [needle loss, crown density]
1986
Bengtsson, G. (Sveriges Lantbruksuniv., Umeaa (Sweden). Inst. foer Skogstaxering)
Proven profits from pollution prevention
1986-1989
Huisingh, Donald | Martin, Lawrence R.
Transboundary air pollution: effects and control
1986
Ganga pollution and health hazard
1986
Sinha, Upendra Kumar
Effects on soil and ground water of acid precipitation (corrosion and contamination of drinking water)
1986
Broemssen, U. von (Statens Naturvaardsverk, Solna (Sweden). Forsknings- och Utvecklingsavd.)
Forest decline - a status report on the effects via soil and roots
1986
Murach (Goettingen Univ. (Germany, F.R.). Inst. fuer Waldbau I)