Original Article Biotechnology and Tissue culture
1. In vitro propagation of Tunisian local garlic (Allium sativum L.) from shoot tip culture

Chadha Ayed; Chokri Bayoudh; Awatef Rhimi; Najla Mezghani; Faouzi Haouala; Bouthaina AL Mohandes Dridi

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 75-86

http://dx.doi.org/10.22077/jhpr.2018.1457.1016

Abstract
  Purpose: Tunisian garlic is widely threatened by the attack of several viruses genus. For this purpose, a reliable protocol was established for rapid in vitro propagation of local garlic (Allium sativum L.) cultivars for large-scale production of virus-free plants and high quality bulblets. ...  Read More

Original Article Plant Growth Regulators
2. Ethylene biosynthesis enzyme activities in the pulp and peel of partially ripe 1-MCP-treated Bananas

Andreas Kleiber; Margaret Sedgley; Nancy Bagnato; Farid Moradinezhad

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 87-96

http://dx.doi.org/10.22077/jhpr.2018.1125.1003

Abstract
  Purpose: The study of effects of 1-Methylcyclopropene (1-MCP) on ripening of bananas is still an important issue for commercial application of 1-MCP on bananas. Research Method: Mature green bananas were treated with ethylene only (100 µL L-1 for two consecutive days) and ethylene the same treatment ...  Read More

Original Article Biotechnology and Tissue culture
3. A new protocol for direct regeneration of stevia plant (Stevia rebaudiana Bertoni) by tissue culture techniques

Soghra Rezaie; Maryam Dehestani-Ardakani; Kazem Kamali

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 97-104

http://dx.doi.org/10.22077/jhpr.2018.1273.1010

Abstract
  Purpose: Due to pharmaceutical value of Stevia plant (Stevia rebudiana Bertoni.), this study was done to introduce a new protocol for rapid mass propagation of itthrough tissue culture. Research Method: In MS medium shoot proliferation of stevia by six concentrations of BA (0, 0.1, 0.2, 0.3, 0.4, 0.5 ...  Read More

Original Article Plant Nutrition
4. Influence of different rates of nitrogen fertilizer on growth, yield and fruit quality of sweet pepper (Capsicum annum L. var. California Wander)

Mohmmad Hossein Aminifard; Hassan Bayat

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 105-114

http://dx.doi.org/10.22077/jhpr.2018.1423.1013

Abstract
  Purpose: Vegetables are important sources of carbohydrates, proteins, vitamins and minerals. Bell peppers, the fruit of Capsicum annuum L. is one of the most important commercial crops in the world. This study was conducted to determine the effects of nitrogen (N) doses on growth and yield of sweet pepper ...  Read More

Original Article Pomology
5. Influences of variety and flowering time on some physio-morphological and chemical traits of dragon fruit (Hylocereus spp.)

Bipasha - Mallik; Md. Hossain; Md. Abdur Rahim

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 115-130

http://dx.doi.org/10.22077/jhpr.2018.1492.1018

Abstract
  Purpose: This study was conducted to evaluate the influences of variety and flowering time on physio-morphological and chemical characters of Dragon fruit. Research Method: Two varieties (BAU Dragon fruit 1 and BAU Dragon fruit 2) and four flowering times (May, June, July, and August) were selected for ...  Read More

Original Article Plant Nutrition
6. Impact of water availability and fertilization management on saffron (Crocus sativus L.) biomass allocation

Hamid-Reza Fallahi; Sohrab Mahmoodi

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 131-146

http://dx.doi.org/10.22077/jhpr.2018.1487.1017

Abstract
  Purpose: The aim of this study was to investigate the effect of fertilizer type and irrigation scheduling on biomass partitioning in saffron. Research Method: The experimental factors were saffron fertilization (no-fertilizer, cow manure and NPK chemical fertilizer) and irrigation regimes (FI=7200 and ...  Read More

Original Article Food Science and Technology
7. Evaluation of effects of storage condition and processing on carotenoids, chlorophyll, and micronutrients in Gnetum africanum leaf

Philippa Ojimelukwe

Volume 1, Issue 2 , Summer and Autumn 2018, Pages 147-162

http://dx.doi.org/10.22077/jhpr.2018.1520.1021

Abstract
  Purpose: The aim of this study was to investigate the effects of ambient temperature storage condition (27-29°C) and domestic cooking on contents of carotenoids, chlorophylls, vitamins and minerals in the leaves of Gnetum africanum.  Research method: Carotenoids were separated and analyzed by ...  Read More