When wireworm damage to potato tubers is excessive the crop ceases to be marketable. Various control options were explored in an effort to remedy the problem.
A survey conducted in a Syrah population originating in Northern Côtes du Rhône (France) resulted in the selection of three new Syrah clones with highly promising characteristics, distributed by the Swiss certification sector.
Delaying the timing of the first hedge trimming is of limited technical value in vineyard canopy management. Its impact on lateral shoot growth and must composition is minimal.
