Vladia Subkova 1* ,  Evlogy Markov 2  1 Institute for Land Reclamation and Mechanization, Sofia, Bulgaria  2 “N. Pushkarov” Institute of Soil Science, Sofia, Bulgaria vlpsubkova@mail.bg   Abstract Essential for obtaining high yields of fruits depends on the proper quantity of nitrogen fertilizers, as well as timing and manner of its submission. The effect is […]

Elka Tsvetkova , Svetla Rousseva, Efrosina Djonova, Hristo Djodjov, Viktor Kolchakov Institute of Soil Science “Nikola Poushkarov”, 7 Shosse Bankya Str., 1080 Sofia, Bulgaria etcvetkova@yahoo.com   Abstract Protection of soil from erosion is a compulsory precondition for sustainable and environmentally friendly farming. More than 60 % of the agricultural lands in Bulgaria are exposed to […]

Bocheva Lilia National Institute of Meteorology and Hydrology, Sofia, Bulgaria Lilia.Bocheva@meteo.bg   Abstract A negative trend in annual and seasonal precipitation totals, associated with an increase in the contribution of heavy rainfall events to total precipitation, is observed during the last 10 years in some countries from South Europe. The analysis of variability of observed […]

Georgi Stoimenov, Yordanka Kirkova,Vera Petrova Nikola Poushkarov Institute of Soil Science, Sofia, Bulgaria stoimenovg@abv.bg   Abstract: Three year (2008-2010) field experiment was carried out in private vineyard massive with 2 vine grape sorts (Merlot and Mavrud) and one dessert grape (Palieri) in village Tzalapitza, Plovdiv region (Central South Bulgaria) on leached meadow-sinnamonic soil The aim […]

Svetla Rousseva, Lyudmila Lozanova, Vihra Stefanova, Ivan Nikolov Institute of Soil Science “Nikola Poushkarov”, 7 Shosse Bankya Str., 1080 Sofia, Bulgaria svetlarousseva@gmail.com   Abstract Soil erosion is the most serious soil degradation on the territory of Bulgaria. Struma River basin is located in the southwest part of Bulgaria bordering with Serbia, Macedonia and Greece. The […]

Svetla Rousseva*, Lyudmila Lozanova, Vihra Stefanova, Ivan Nikolov Institute of Soil Science “Nikola Poushkarov”, Sofia, Bulgaria svetlarousseva@gmail.com   Abstract Soil erosion is the most serious soil degradation on the territory of Bulgaria. Struma River basin is located in the southwest part of Bulgaria bordering with Serbia, Macedonia and Greece. The area is known with its […]

Plamen Zorovski1, Tonya Georgieva2 1Faculty of Plant Protection and Agroecology, Department of Agroecology, Agricultural University, Plovdiv, Bulgaria 2Faculty of Agronomy, Department of Plant Production, Agricultural University, Plovdiv, Bulgaria plivz@abv.bg ; tonia@au-plovdiv.bg   Abstract Based on the survey conducted for three years, which were completely different in terms of weather conditions (2007-2009) in the region of […]

As. Prof. Julia At. Kirova                                                                                                                                        National Institute of Meteorology and Hydrology–Bulgarian Academy of Sciences, Sofia 1784, Tzarigradsko shaussee blvd. 66; phone: +392 9875 38 86/269; fax: +392 8994494, jkirova@abv.bg,   Abstract As rule groundwater quantity and quality forming is determined by interaction of basic natural and […]

E. Velizarova1**, I. Ts. Marinov1, I. Ilcheva2, K. Nikolova2, I. Nikolov 1 1Forest Research Institute – BAS, 132 Kl. OhridskiBlvd., 1756 Sofia, Bulgaria. 2National Institute of Meteorology and Hydrology, 66 Tsarigradsko shose Blvd., 1784 Sofia, Bulgaria velizars@abv.bg   Abstract Forests and fresh water quality interact through soil stability, tree species variability and age of stands. […]

Galina Patamanska Institute for Land Reclamation and Mechanization, Sofia, Bulgaria patamanska_g@yahoo.com   Abstract In the last years, the climate in Bulgaria is changing and a trend of warming coupled with decreasing rainfalls, especially during the warm half of the year was established. Agriculture, one of the most important sectors of the economy of the country, […]