layer at the base of cardboard boxes (40 · 30 · 20 cm) for drainage, upon which were slightly pressed into the sand 20 tubers of cultivars Liza or Lorkh. Tubers were moistened with water and covered with humid compost. Humidity of the compost was ma
layer at the base of cardboard boxes (40 · 30 · 20 cm) fordrainage, upon which were slightly pressed into the sand 20 tubers ofcultivars Liza or Lorkh. Tubers were moistened with water andcovered with humid compost. Humidity of the compost wasma