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welche Betriebsformen es gibt und wie sich die Struktur des deutschen Marktes darstellt
1837 -- Zur Warnung
einer hohen Markttransparenz mit zunehmend individuellen Kundenwünschen
2Klima und Topographie von Mainz10
Problemstellung2
Aphid Parasites (Hymenoptera, Aphidiidae) of the Mediterranean Area formatIsbn:Softcover - 9789061930297 welche Betriebsformen es gibt undAn analysis of the particular topics in biological control programmes all over the world indicates an increased interest in the utilization of aphid parasites. Besides the so called traditional biological control of introduced aphids, there appears a situation which could perhaps be called a renaissance of biocontrol, i. e. the utilization of biotic agents against insecticide resistant populations of aphid pests. The rapid increase in the amount of
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