П 2685
KOLEVA-VALKOVA, Lyubka
KOLEVA-VALKOVA, Lyubka. Physiological parameters of young cotton plants, grown on heavy metal contaminated soils. / Lyubka Koleva-Valkova, Andon Vassilev. // Аграрни науки , 7, 2015, № 18, с. 61-66.
Рез. на англ. ез.
Сист. N: 7896