Volume 100
CULTURAL TOURISM – TENDENCIES AND PERSPECTIVES OF ITS DEVELOPMENT IN BULGARIA
Silvena Yordanova, Rumiana Konstantinova, Kiril Alexiev
NATURE POTENTIAL FOR DEVELOPMENT OF ECOTOURISM IN NORTHWESTERN BULGARIA WITHIN THE NETWORK OF PROTECTED AREAS
Victoriya Rolinska, Dilyanka Bezlova, Hristina Bancheva-Preslavska
POSSIBILITIES OF IMPLEMENTING NEW SUSTAINABLE PRACTICES IN THE OVCHA KUPEL PARK – SOFIA BY USING ITS MINERAL WATER FOR HYDROPONIC CULTIVATION WITH AND WITHOUT A SUBSTRATE OF ORNAMENTAL PLANTS (TRIALS OF PROPAGATION AND CULTIVATION OF PLECTRANTHUS AUSTRALIS – LAMIACEAE)
Boryana Goryanova, Mariela Marinova, Zlatka Kabatliyska
INFLUENCE OF GRAPE THINNING ON THE WINE QUALITY FROM MUSCAT OTONEL GRAPE VARIETY GROWN IN THE VILLAGE OF GROZDEN
Boyan Stalev, Ludmil Angelov, Valentin Bambalov
COMPARATIVE STUDY OF AGROBIOLOGICAL INDICATORS IN SOME SYRAH CLONES
Anelia Popova, Ludmil Angelov
POTENTIAL OF NO-TILL TECHNOLOGY FOR ENVIRONMENTAL PROTECTION
Anton Blagoev
HYDROCHEMICAL STUDY IN THE WETLAND „DRAGOMAN MARSH KARST COMPLEX”
Nadka Ignatova, Nikolay Djumersky, Victoria Radeva