Popoyan we set up a programme which considerably improved the quality of young plants. Another example is the development of a programme for the biological control
and development can be encouraged by watering-in the cuttings with the plant biostimulant Vidi Parva . At the same time, Vidi Parva should be tank mixed
crops every year. It can also provide a good defence against whitefly , a pest which has been increasing in tunnel strawberry crops in recent years.” Koppert
transmitters in such a way that the signal can be transmitted just above the plants. 14 5.2 Receiver Positioning of the receiver Place the Natupol hive in
