Fertilizers influence on productivity and fodder value of potatoes

In Vologda region on the cespitose and podsolic average-clay soil under atypical weather conditions of 2010-2012 the application of the minimum doses of fertilizers promoted an increase in productivity of potato tubers – to 14% in comparison with the control. The use of settlement systems of fertilizers ensured 19,2 – 21,2 t/ hectare of potato tubers. At the use of settlement systems of fertilizers the collection of OE by the main cultures production of a crop rotation increased by 56-72%, collection of a crude protein – by 73-97% in comparison with option without fertilizers.