Titlebook: Kosmische Strahlung; Werner Heisenberg Book 1943 Springer-Verlag Ohg. in Berlin 1943 Luftschauer.Neutron.Physik.Strahlung.kosmische Strahl

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C. F. v. Weizsäckertrogen fertilizers-liquids and solids. Part III deals with the characteristics of phosphate rock, production of sulfuric and phosphoric acid, and all important phosphate fertilizers, including nitrophosphates and ammonium phosphates. Part IV deals with potash fertilizers-ore mining and refining and

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S. Flüggefur-free fertilizers and environmental regula­ tions restricting sulfur emissions are creating large gaps between sulfur sup­ ply and sulfur requirements. Sulfur deficiencies are widespread and grow­ ing. Consequently, the full potential of a modern agricultural system in tropical countries is not being reali978-94-010-8435-2978-94-009-4352-0

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oots. High Al and Mn concentrations had a negative effect on the uptake of cations (Ca, Mg and Na). Aluminium had no effect on K uptake. A high decrease in the phosphorus concentrations in shoots and roots occurred in the higher treatments of Mn and especially Al. The uptake of NO.-N from the nutrie

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Die großen Luftschauerhung und der Aufteilung der Energie handelt. Dabei konnte von der Winkelstreuung ganz abgesehen und so gerechnet werden, als ob alle Kaskadenteilchen die Richtung des ursprünglichen, die Kaskade auslösenden Teilchens unverändert beibehielten. Die Berücksichtigung dieser Winkelstreuung und die Berech