2010-266 ESTIMATION OF CROP EVAPOTRANSPIRATION. ARE THE SIMPLE FORMULAS LESS PRECISE ?Kouman Koumanov 1, Milena Moteva 2, Valentin Kazandjiev 31 Fruitgrowing Institute, Plovdiv, Bulgaria2 Research Institute of Land Reclamation and Agricultural Mechanization, Bulgaria3 National Institute of Meteorology and Hydrology, Bulgaria Abstract:Crop evapotranspiration ETC is a key factor for the irrigation scheduling and management. In order […]

2010-299 REGULATED DEFICIT DRIP IRRIGATION IMPACT ON THE YIELD AND THE GROWTH OF THE ‘LYULIN’ PRIMOCANE-FRUITING RASPBERRY CULTIVARGeorgi Kornov 1, Kouman Koumanov 1, Kolyo Kolev 1, Zarya Rankova 1, Snejana Milusheva 11 Fruitgrowing Institute, Plovdiv, Bulgaria Abstract:The problem of water scarcity deepens all over the world, the agriculture accounting for more than 70 % of […]