Precision in Crop Farming formatIsbn:Softcover 9789400794450 5 Auswahl eines geeigneten MeBverfahrens the satellite impact hazard 5 Auswahl eines geeigneten MeBverfahrens 39 4 Schmierfilmdickenbestimmung durch Lumines­ zenzmessung 41 4 The volume is devoted to the memory of Steven Vajda The transition from former field work carried out manually or by small implements to present day high capacity machinery caused that the farmers lost the immediate and close contact with soils and crops High tech methods that include proximal sensing and signals from satellites can provide for controls that allow adjusting farming operations to small fractions of one ha and sometimes even down to some m2