CONTRIBUTIONS TO THE HISTO-ANATOMICAL STUDY OF THE CALENDULA OFFICINALIS L. LEAVES TREATED WITH THIOPHANATE METHYL (TOPSIN M) Journal title: Analele Stiintifice ale Universitatii Alexandru Ioan Cuza din Iasi, Serie noua, Sectiunea II a. Biologie vegetala Authors: LUMINIŢA HUŢANU-BASHTAW, C. TOMA Subject(s):