Effective aggregating of tractors for transportation

by Petar DIMITROV, Dimitar SIMEONOV, Kaloyan STOYANOV, Plamen KANGALOV
Published 2012-01-01

Extracts from <i>Artemisia vulgaris</i> L. in Potato Cultivation—Preliminary Research on Biostimulating Effect

by Pavol Findura, Sławomir Kocira, Patryk Hara, Anna Pawłowska, Agnieszka Szparaga, Plamen Kangalov
Published 2020-08-01

Improvements in a Universal Composting Machine

by Hristo Beloev, Petar Dimitrov, Plamen Kangalov, Kaloyan Stoyanov, Gencho Popov, Dimitria Ilieva, Pavel Máchal
Published 2015-01-01

Machine for Importing Organic Matter in the Soil

by Petar Dimitrov, Kaloyan Stoyanov, Hristo Beloev, Plamen Kangalov, Ivaylo Tsonev, Pavel Máchal, Martin Zach
Published 2015-01-01