In order to investigate the effect of form of nitrogen (N) [ammonium (NH4) and nitrate (NO3)] and calcium (Ca) levels of nutrition solution on quantitative and qualitative yield of cut rose flower (Rosa hybrida L.), cv. Vendentta, in soilless culture condition, an experiment was conducted in greenhouse of the National Ornamental Plants Research Station of Mahallat. The experiment was factorial,...

In order to investigate the effects of putrescine on growth and development of olive fruits an experiment was conducted on Olea europaea ‘Fishomi Tokhme‌‌-‌‌Kabki’ trees in 2017 and 2018.The treatments included control (normal fruits and shotberries), normal fruits, shotberries, normal fruits with putrescine at 3 and 6 mM and shotberries with putrescine at 3 and 6 mM were sprayed on uniform bra...