Research Paper
1. Effect of Water Deficit on Flowering and Growth Characteristics of Zinnia elegans

Kürşad Demirel; Gökhan Çamoğlu; Arda Akçal; Hakan Nar; Fatih Kahriman; Levent Genç

Volume 11, Issue 2 , Spring 2021, Pages 77-88

Abstract
  Water resources have been decreasing in recent years due to global warming, thereby requiring more studies to determine the effect of limited water on plants. This study aimed to determine the effect of different irrigation levels on the flowering and growth characteristics of zinnia plant (Zinnia elegans). ...  Read More

Research Paper
2. Investigation of Floral Scent and Essential Oil of Rosa iberica Petals

Habib Hosseini; Bahman Zahedi; Abolfazl Jowkar; Maryam Jafarkhani Kermani; Akbar Karami

Volume 11, Issue 2 , Spring 2021, Pages 89-97

Abstract
  The flowers of wild Rosa iberica are investigated to find the chemical constituents of its aroma and essential oil. The measurements were carried out by GC-FID and GC-MS analysis. The aromatic compositions emitted from the flowers revealed 11 constituents, among which phenyl ethanol (38.82%), benzyl ...  Read More

Research Paper
3. Selenium Improves Physiology, Biochemistry, and Quality Characteristic of Flowers in Ivy Geranium (Pelargonium peltatum L.)

Zohreh Razmavar; Rohangiz Naderi; Vahid abdossi; Alireza Ladanmoghadam; Fereshteh Nematollahi

Volume 11, Issue 2 , Spring 2021, Pages 99-108

Abstract
  Selenium (Se) is an essential microelement for humans and a beneficial element for plants. Recently, biofortification with Se has emerged as a key practice to increase plant quality. The aim of present study was to investigate the postharvest responses of Pelargonium peltatum L. to the application of ...  Read More

Research Paper
4. Evaluation of 13 Calendula (Calendula officinalis) Cultivars Response to Drought Stress

Maryam Zarghami Moghadam; Mahmoud Shoor; Hossein Nemati; Ahmad Nezami

Volume 11, Issue 2 , Spring 2021, Pages 109-121

Abstract
  Bedding plants form an important part of the urban public space and private gardens. Drought stress management is considered as an important factor in nowadays landscape. Low water use landscaping is becoming common issue in arid regions, little information is available about regulated deficit irrigation ...  Read More

Research Paper
5. The Impact of Different Levels of Azocompost on Growth Medium Chemical Characteristics, Growth and Nutrition of Zinnia elegans

Maryam Marashi; Davood Shafaghatian; Ali Mahboub Khomami

Volume 11, Issue 2 , Spring 2021, Pages 123-134

Abstract
  Excessive accumulation of azolla in the wetlands of Guilan is currently an environmental problem. To this aim, a study was conducted to investigate the effect of Azolla compost on the growth medium of Zinnia ornamental plant. The treatment was a sandy loam soil and Azolla compost was replaced with 10, ...  Read More

Research Paper
6. Effects of Nano-Zinc Oxide, Salicylic Acid, and Sodium Nitroprusside on Physiological and Enzymetic Traits of Sweet Violets Under Different Water Regims

Hamide Bagheri; Davood Hashemabadi; Bahman Pasban Eslam; Shahram Sedaghathoor

Volume 11, Issue 2 , Spring 2021, Pages 135-151

Abstract
   The effects of Nano-zinc oxide (ZnO), salicylic acid (SA), and sodium nitroprusside (SNP) were studied on sweet violets under different irrigation water regimes in a factorial experiment. The factors were drought stress at three levels including irrigation at 85 (control), 65 (moderate stress) ...  Read More