Author: Nedialka Artinova, Toni Tomov
Author: Никола Цайкин
23. Sustainable development of semimountaince farming systems in Bulgaria
Author: Aleksi Aleksiev
24. True digestibility of the amino acids of triticale by experiments with Japenese qualls (Coturnix Coturnix Japonica)
Author: Dimo Penkov, Diana Mihailova
25. Methods for caecoectomy of Muscovy Ducks regarding balane experiments of digestibiliy establishing I. Surgical intervention
Author: Rumjana Ivanova, Hristo Hristev, Dimo Penkov
26. Energy and protein value of brewery wastes experimented by Muskovy Ducks
Author: Dimo Penkov, Tinka Hristova
27. True digestibility of the amino acids of barley by experiments with Japanese quails (Cotornix Cotornix Japonica)
Author: Dimo Penkov, Diana Mihailova
28. Problems with ongoing evaluation of perennial plants in consistence whith the requirements of the internation accounting standards 41 agriculture
Author: Elena Georgieva
1. Sustainable management of the agricultural lands with high conservation value
Author: Christina Yancheva
1.1. Accumulatoin of nikotin and other nitrogen content matters in Burley tobacco
Author: Anna Stoilova, Radka Bojinova
1.2. Sustainability of vine-growing enterprises in southern vine region
Author: Peter Borisov