CULTIVATION AND TECHNOLOGY More leeway for chemical products thanks to organic fungicide To remain within the standard for using active substances, and to acquire the best possible skin quality for their table potatoes, Bert and Leo Schelling have been successfully using Proradix Agro for several years now. In addition to attractive-looking tubers, the use of this organic fungicide has a number of other positive features. From their modern storage facility, filled with superb-looking Folva seed potatoes, the Schellings are full of enthusiasm about the results of this product. ing back and for looking forward. For example, to think about a better cropping plan or to increase their yields. For Bert and Leo Schelling (father and son) this is no different. On their 100 hectare farm, they have a 1:4 cropping rotation, in which one quarter is dedicated to growing table potatoes. To ensure that the soil continues to remain healthy and the quality of the potatoes guaranteed, they are constantly on the lookout for F or many farmers, the winter months are a period for lookappropriate cultivation measures. For example, the Schellings always apply 20 tons of compost per hectare in the autumn, prior to a crop of table potatoes and sugar beet. This is necessary to keep the organic substance in the soil at an acceptable level. Something else that needs their careful attention is soilbound diseases such as Rhizoctonia and common scab. Infections such as common scab are not easy to prevent. What could help are treatments with pH-lowering fertilisers, suffi’We don’t receive a bonus or anything like that when we deliver Folvas with a good skin quality. However, if the skin quality is not good, you simply cannot sell them as table potatoes’, Bert (l) and Leo Schelling explain. Potato World 2010 • number 2 25 Pagina 24
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