Pathological Features of Experimental Bovine Leukaemia Viral (BLV) Infection in Rats and Rabbits
Petar Dimitrov, Konstantin Simeonov, Katerina Todorova, Zina Ivanova, Reneta Toshkova, Evelina Shikova, Russy Russev
Energy Consumption Studies of Machine-Tractor Aggregate for Staggered Sowing of Hoeing Crops on Calcic Chernozem
Hristo Beloev, Petar Dimitrov, Plamen Kangalov, Kaloyan Stoyanov, Atanas Atanasov, Evgeni Enchev, Vlado Donev
Loss of Nutrients Through Soil Water Erosion in Calcic Chernozem
Gergana Kuncheva, Petar Dimitrov, Hristo Beloev, Plamen Kangalov
Energy Consumption Studies of Soil-Protecting Machine-Tractor Aggregate for Soil Loosening
Petar Dimitrov, Hristo Beloev, Plamen Kangalov, Kaloyan Stoyanov, Atanas Atanasov, Evgeni Enchev, Vlado Donev