Author: Minka Koleva, Valentina Dimitrova
cotton
8. Effect of Different herbicides on the Yield and Early-Ripeness of the Cotton Plants
Author: Dimitar Stoychev, Maya Dimitrova, Dochka Dimova
14. Influence of Soil Drought during Flowering-Boll Formation Stage on the Productivity of Three Cotton Cultivars
Author: Minka Koleva, Andon Vassilev
9. Physiological parameters of young cotton plants, grown on heavy metal contaminated soils
Author: Lyubka Koleva-Valkova, Andon Vasilev