Review paper
1. Potential Aspects of Plant Growth Promoting Bacteria to Improve Horticultural Crop Production

Oksana Lastochkina; Darya Garshina; Chulpan Allagulova; Liudmila Pusenkova; Svetlana Garipova; Dilara Maslennikova; Kristina Fedorova; Irina Shpirnaya; Almaz Ibragimov; Igor Koryakov; Azalia Sakhapova; Guzel Yuldasbaeva; Anastasia Dmitrieva; Mohammadhadi Sobhani; Sasan Aliniaeifard

Volume 8, Issue 2 , Spring 2021, Pages 103-122

http://dx.doi.org/10.22059/ijhst.2020.314562.422

Abstract
  Beneficial microorganisms which help plants to grow better especially under stress conditions are known as plant growth-promoting bacteria (PGPB). These biotic agents, especially Bacillus subtilis have well-known role in plant growth promotion and induction of tolerance to stress in plants. They are ...  Read More

Research paper
2. Effect of Planting Time on the Yield and Quality of Cherry Tomato (Solanum lycopersicum var. Cerasiforme)

Md. Farid Hossain

Volume 8, Issue 2 , Spring 2021, Pages 123-131

http://dx.doi.org/10.22059/ijhst.2020.314445.421

Abstract
  Planting date is an important factor which directly related to crop production in a specific area. Different planting time may affect crop yield and quality due to varying climatic conditions at different stages of crop growth and development. The present experiment was laid out to investigate the effect ...  Read More

Research paper
3. Effect of Grafting Methods and Dates on the Graft Take Rate of Persian Walnut in Open Field Condition

Rabin Thapa; Praseed Thapa; Kafil Ahamad; Kourosh Vahdati

Volume 8, Issue 2 , Spring 2021, Pages 133-147

http://dx.doi.org/10.22059/ijhst.2020.311553.401

Abstract
  A field-based experiment was carried out in Rukum (East), Nepal, from February to June 2020, to assess the effect of different methods and dates of grafting on the graft take rate of Persian walnut (Juglans regia L.) in field condition. The experiment comprised ten treatments with combination of two ...  Read More

Short communication
4. Papaya Vivipary: An Unusual Finding of “An Umbilical Cord”

Ashwin Garg; Preeti Garg

Volume 8, Issue 2 , Spring 2021, Pages 149-151

http://dx.doi.org/10.22059/ijhst.2020.313934.414

Abstract
  Vivipary is not a rare finding in papaya fruit. However, this short communication describes the unusual germination of seedling within intra-ovarian ovary. The seedling is attached at two ends of the immature ovary: by radicle at one end, and by elongated tubular structure at the other end. The tubular ...  Read More

Research paper
5. Ethnobotanical and on Farm Genetic Surveys of Fig (Ficus carica L.) Genetic Resources in Kerkennah Islands

Olfa Saddoud Debbabi; Emna Khanfir; Mohamed Ali Dridi; Massaoud Mars M

Volume 8, Issue 2 , Spring 2021, Pages 153-163

http://dx.doi.org/10.22059/ijhst.2020.310191.396

Abstract
  Fig tree (Ficus carica L.) is characterized by a wide genetic diversity in Tunisia although it is considered as a secondary species. In Kerkennah islands, despite several biotic and abiotic stresses, local population has conserved the fig germplasm. This species is very well suited to the harsh environments. ...  Read More

Research paper
6. Impact of Gibberellic Acid and Organic Growth Media on Seed Germination and Seedling Development of Rubber (Hevea brasiliensis)

Ganih Indin Sappalani; Louella M. Cabahug; Vences C. Valleser

Volume 8, Issue 2 , Spring 2021, Pages 165-174

http://dx.doi.org/10.22059/ijhst.2020.309296.385

Abstract
  One of the best interventions to hasten seed germination and seedling development is the exogenous application of phytohormone. This study evaluated the germination and seedling development of rubber seeds in response to gibberellic acid (GA3) and organic growth media under nursery condition. The experiment ...  Read More

Research paper
7. Salicylic Acid Improves Tolerance Against Salt Stress Through Boosting Antioxidant Defense System in Black Bean

Fatemeh Heidarian; Parto Roshandel

Volume 8, Issue 2 , Spring 2021, Pages 175-189

http://dx.doi.org/10.22059/ijhst.2020.297885.345

Abstract
  To evaluate the effect of salicylic acid (SA) on seed germination of black bean plant under saline conditions, seeds were primed with salicylic acid (0, 2, 10, and 20 mM) and germinated under salt stress (0, 50, and 100 mM NaCl). The measured parameters included the percentage and rate of seed germination, ...  Read More

Research paper
8. Nano-Chelated Nitrogen Fertilizer as a New Replacement for Urea to Improve Olive Oil Quality

Zohre Rohi Vishekaii; Ali Soleimani; Akbar Hasani; Mahmood Ghasemnezhad; Karamatollah Rezaei; Somaye Kalanaky

Volume 8, Issue 2 , Spring 2021, Pages 191-201

http://dx.doi.org/10.22059/ijhst.2020.295041.332

Abstract
  Different sources of nitrogen fertilizers are being used in olive orchards, of which urea is widely used by olive growers. However, nano-chelated nitrogen (nano-N) is a newly found feature of the fertilizer with very little known information. In the current research, the impact of foliar spray of two ...  Read More