Research paper
1. Light distribution in Chinese solar greenhouse and its effect on plant growth

Li Tao; Zhang Yu-Qi; Zhang Yi; Cheng Rui-Feng; Yang Qi-Chang

Volume 3, Issue 2 , Autumn 2016, Pages 99-111

http://dx.doi.org/10.22059/ijhst.2017.61273

Abstract
  Chinese solar greenhouse (CSG) is universally applied in northern China for producing horticultural products. CSG is characterized by the unbalanced structures with an arched front roof face to the south side and a thick wall as well as back roof in the north side. Such structures affect light distribution ...  Read More

Research paper
2. Influence of arbuscular mycorrhizal inoculation and humic acid application on growth and yield of Roselle (Hibiscus sabdariffa L.) and its mycorrhizal colonization index under deficit irrigation

Hamid-Reza Fallahi; Morteza Ghorbany; Alireza Samadzadeh; Mahsa Aghhavani-Shajari; Amir-Hassan Asadian

Volume 3, Issue 2 , Autumn 2016, Pages 113-128

http://dx.doi.org/10.22059/ijhst.2016.62912

Abstract
  In this study effect of irrigation managements including irrigation after 100 and 200 mm pan evaporation as normal and deficit irrigation respectively was investigated in Roselle plants. Effects of humic acid (including 0 and 4 kg ha-1) and mycorrhizal inoculants (including Glomus versiforme (GV) and ...  Read More

Research paper
3. Enhancement of bacterial wilt resistance and rhizosphere health in tomato using bionanocomposites

Dennis Maina Gatahi; Harrison Njuma Wanyika; Agnes Kavoo; Agnes Kihurani; Elijah Miinda Ateka

Volume 3, Issue 2 , Autumn 2016, Pages 129-144

http://dx.doi.org/10.22059/ijhst.2016.62913

Abstract
  Biological control agents are useful components in the enhancement of plant disease resistance and improvement of soil properties. Effect of biological control agents (BCAs) as a disease control method in plants is hampered by their vulnerability to environmental and edaphic conditions. This study entailed ...  Read More

Research paper
4. Evaluation of freezing tolerance in olive cultivars by stomatal density and freezing stress

Majid Rahemi; Fateme Yazdani; Sahar Sedaghat

Volume 3, Issue 2 , Autumn 2016, Pages 145-153

http://dx.doi.org/10.22059/ijhst.2016.62914

Abstract
  Selection of frost tolerant cultivars and understanding the mechanisms of frost hardiness could help to improve freezing resistance in olive plants. Olive cultivars may differ in frost hardiness due to differential survival of specific organs. The aim of this study was to screen different olive cultivars ...  Read More

Research paper
5. Promoted growth and improved quality of Gerbera jamesonni L. flowers using exogenous application of amino acids

Nafiseh Geshnizjani; Morteza Khosh-khui

Volume 3, Issue 2 , Autumn 2016, Pages 155-166

http://dx.doi.org/10.22059/ijhst.2016.62915

Abstract
  Commercially available amino acids mixtures have several advantages such as enhancing assimilation of fertilizer, facilitating uptake of water and nutrients and improving photosynthesis of plants. To investigate the response of gerbera (Gerbera jamesonni L.) flowers ‘Saltino’ to foliar application ...  Read More

Research paper
6. The histology of minigrafting of Persian walnut trees cv. chandler

Mina Farsi; Mohammad Reza Fatahimoghadam; Zabihollah Zamani; Darab Hassani; Ahmad Ahmadi

Volume 3, Issue 2 , Autumn 2016, Pages 167-177

http://dx.doi.org/10.22059/ijhst.2016.62916

Abstract
  Compared to other techniques of propagation, grafting is the most successful and feasible technique for asexual propagation of walnut plants. There is little information about graft union formation in walnut. Therefore, the objective of this study was to evaluate histological events during graft union ...  Read More

Research paper
7. Calyx biochemical changes and possibility of reducing thomson orange June drop by nutrition elements and growth regulators

Negin Akhlaghi Amiri; Ali Asadi Kangarshahi; Kazem Arzani; Mohsen Barzegar

Volume 3, Issue 2 , Autumn 2016, Pages 179-186

http://dx.doi.org/10.22059/ijhst.2016.62917

Abstract
  Summer fruit drop (June drop) is one of the main reasons for low yield in some citrus varieties in northern Iran. Recognition of physiological changes in fruit abscission zone (calyx) and application of suitable treatments would reduce or control abscission. Hence, the changes of auxin, cellulose, and ...  Read More

Research paper
8. Physiological response of Okra cv. Kano to foliar application of putrescine and humic acid under water deficit stress

Taher Barzegar; Pouria Moradi; Jaefar Nikbakht; Zahra Ghahremani

Volume 3, Issue 2 , Autumn 2016, Pages 187-197

http://dx.doi.org/10.22059/ijhst.2017.213448.147

Abstract
  To investigate effects of putrescine (Put) and humic acid (HA) on fruit yield and physiological attributes of okra (Abelmoschus esculentus L. 'Kano') under water deficit stress, a field experiment was conducted in split plot based on a randomized complete block design with three replications. Plants ...  Read More

Research paper
9. Seed germination, vegetative growth and concentration of some elements in French marigold (Tageta patula) as influenced by salinity and ammonium nitrate

Abdolhossein Aboutalebi Jahromi; Mehdi Hosseini Farahi

Volume 3, Issue 2 , Autumn 2016, Pages 199-209

http://dx.doi.org/10.22059/ijhst.2017.212510.145

Abstract
  Marigold has special importance and application in landscape designing. Nowadays, various species and cultivars of this plant are grown in many climates, where different environmental stresses such as freezing, salinity and drought can lead to vegetative disorders. This study was carried out to investigate ...  Read More

Research paper
10. Effect of nitric oxide on biochemical and antioxidant properties of pomegranate fruit cv. Shishe-kab during cold storage

Fatemeh Ranjbari; Farid Moradinezhad; Mehdi Khayyat

Volume 3, Issue 2 , Autumn 2016, Pages 211-219

http://dx.doi.org/10.22059/ijhst.2016.62920

Abstract
  Pomegranate is a subtropical fruit that is widely consumed as fresh fruit and juice, however, its postharvest life is limited mainly due to storage disorders. The aim of this study was to determine the effect of nitric oxide (NO) on antioxidant activity and quality attributes of pomegranate fruit. The ...  Read More

Research paper
11. Effect of vermicompost on fruit yield and quality of bell pepper

Mohammad Aminifard; Hassan Bayat

Volume 3, Issue 2 , Autumn 2016, Pages 221-229

http://dx.doi.org/10.22059/ijhst.2017.209130.129

Abstract
  In this study effect of application of food waste vermicomposts to soil on antioxidant compounds, fruit yield and quality of sweet pepper (Capsicum annum L.) were investigated in field condition. Four vermicompost levels (0, 5, 10 and 15 t/ha) were applied to soil based on a randomized complete block ...  Read More

Research paper
12. Relation between leaf and stem biochemical constituents and rooting ability of olive cuttings

Mahmood Izadi; Ali Reza Shahsavar; Abbas Mirsoleimani

Volume 3, Issue 2 , Autumn 2016, Pages 231-242

http://dx.doi.org/10.22059/ijhst.2016.62922

Abstract
  The relationships between rooting potential with endogenous phenolic compounds, nitrogen and soluble carbohydrates of cuttings for five olive cultivars (‘Rowghani’, ‘Dusti’, ‘Tokhmekabki’, ‘Konservalia’ and ‘Amigdalolia’) were investigated. ...  Read More

Research paper
13. Evaluation of allelopathic activity of 68 medicinal and wild plant species of Iran by Sandwich method

Somaye Amini; Majid Azizi; Mohammad Reza Joharchi; Farid Moradinezhad

Volume 3, Issue 2 , Autumn 2016, Pages 243-253

http://dx.doi.org/10.22059/ijhst.2016.62923

Abstract
  This experiment was conducted in Ferdowsi University of Mashhad, in 2011 to investigate the allelopathic potential of 68 medicinal and wild plant species belong to 19 plant families grown in Iran. Results showed that among examined plants, stigma and style of Crocus sativus,leaves of Artemisia kopetdaghensis, ...  Read More

Research paper
14. Effect of humic acid on some vegetative traits and ion concentrations of Mexican Lime (Citrus aurantifolia Swingle) seedlings under salt stress

Abdolhossein Abootalebi Jahromi; Hamed Hassanzadeh Khankahdani

Volume 3, Issue 2 , Autumn 2016, Pages 255-264

http://dx.doi.org/10.22059/ijhst.2016.62924

Abstract
  Effects of humic acid on some vegetative characteristics and mineral concentrations of Mexican lime were investigated under different salinity concentrations. Four doses of humic acid (0, 1500, 3000 and 4000 mg/kg soil) and four salinity levels (1500, 2500, 3500 and 4500 µmos) were applied on Mexican ...  Read More