by Kr''stanov K
Published in Gorskostopanska Nauka (1976)

by Kolev, N, Kr"stanov, B, Penev, K. (Institut po Pochvoznanie "N. Pushkarov", Sofia (Bulgaria))
Published in Selskostopanska Tekhnika (Bulgaria) (2002)

by Kolev, N, Kr"stanov, B, Penev, K. (Institut po Pochvoznanie i Agroekologiya "N. Pushkarov", Sofia (Bulgaria))
Published in Pocvoznanie, agrohimi i ekologi (1998)

by Kr"stanov K
Published in Gorsko Stopanstvo (1978)

by Kr"stanov, K
Published in Gorsko Stopanstvo (Bulgaria) (1978)

by Kolev, N, Penev, K, Kr"stanov, B. (Institut po Pochvoznanie i Agroekologiya "N. Pushkarov", 1331 Sofia (Bulgaria)), Ovcharova, A
Published in Rastenievd́ni nauki (2000)

by Kr''stanov K, Belyakov P, Shikov K
Published in Gorskostopanska Nauka (1976)

by Kr"stanov, K. (Institut za Gorata, Sofia (Bulgaria))
Published in Gorskostopanska Nauka (Bulgaria) (1978)

by Kr"stanov, K, Belyakov, P, Shikov, K. (Institut za Gorata, Sofia (Bulgaria))
Published in Gorskostopanska Nauka (Bulgaria) (1976)

by Dukhovnikov Yu, Iliev A, Kr"stanov K, Belyakov P, Rashkov R, Miloslavov S
Published in Gorsko Stopanstvo (1978)

by GEROV,ANDON P.,BG, ZHEKOV,PET"R KH.,BG, IGNATOV,IGNAT P.,BG, VASILEV,KIRIL P.,BG, NIKOLOV,KALJU A.,BG, KARABALIEV,IVAN R.,BG, HREPCHEV,KHRISTO M.,BG, KR"STANOV,KHRISTO V.,BG, MILUSHEV,JJORDAN M.,BG, SUSANIN,GEORGI L.,BG, TODOROV,DOCHO D.,BG, DZHAKOV,NIKOLA D.,BG, STOJANOV,STOJJNE N.,BG
Year of Publication 14.05.1982