by Kolev, T. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria)), Nenkova, D, Belcheva, S, Ivanova, I
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Cholakov, D, Lechov, G. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Kutinkova, Kh. (Institut po Ovoshcharstvo, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Aleksieva, A, Georgiev, I. (Institut po Soyata, Pavlikeni (Bulgaria)), Mekhandzhiev, A
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Nikolov, N. (Institut za Zashchita na Rasteniyata, Kostinbrod (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Lichev, V. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Bozhinova, R, Institut po Tyutyuna i Tyutyunevite Izdeliya, Plovdiv (Bulgaria), Bozhinov, B, Vasilev, A
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Stoyanova, M, Institute for Wheat and Sunfiower "Dobrudzha", General Toshevo (Bulgaria), Svetleva, D, Dimova, D
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Harizanova, V, Lecheva, I. (Higer Institut of Agriculture, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Ilieva, D, Patenova, G. (Institut po Zemedelie i Semeznanie "Obraztsov Chiflik", Ruse (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Cholakov, D, Lechov, G. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Svetleva, D, Dimova, D. (Agricultural Institute, Plovdiv (Bulgaria)), Penchev, E
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Atanasov, N. (Institut za Zashchita na Rasteniyata, Kostinbrod (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Stoyanova, S, Ivanova, R. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Mikhova, R. (Opitna Stantsiya po Polivno Zemedelie, Stara Zagora (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Lichev, V, Mitov, P, Koprivlenski, V. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Stoilova, Ts. (Institut po Introduktsiya i Rastitelni Resursi "K. Malkov", Sadovo (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Vitanova, I, Bozhkova, V. (Opitna Stantsiya po Slivata, Dryanovo (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Aladzhadzhiyan, A, Panajotov, N. (Vissh Selskostopanski Institut, Plovdiv (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)

by Kostov, K, Tsenov, N, Stoeva, I, Iliev, I, Petrova, T. (Institut po Pshenitsata i Sl"nchogleda "Dobrudzha", General Toshevo (Bulgaria))
Published in Rasteniev"dni Nauki (Bulgaria) (1999)