Estimation of Crop Coefficients in Different Stages of Growth and Water Requirement of Nigella sativa L. in Arid Region of Birjand, Iran

Elyas Ostadi; abbas Khasheisiuki; amir salari

Volume 35, Issue 3 , December 2021, , Pages 277-286


  The necessity of increasing economical productivity of agriculture and the increasing global demand for medicinal plants and considering the low water requirement of these plants have shifted the cropping pattern to their benefit. Water needs of Nigella sativa L., an important medicinal plant, was not ...  Read More

Investigating the Effect of Amendments of Zeolite, Superabsorbent Polymer, and Different Amounts of Irrigation on Sesame Yield

Abbas Khashei Siuki; Ali Shahidi; mehdi dastourani; Hamid Reza Fallahi; fatemeh Shirzadi

Volume 34, Issue 2 , August 2020, , Pages 243-255


  In order to investigate the effect of soil amendments, zeolite and superabsorbent polymer, on the quantity and quality of sesame yield under drought stress, a factorial experiment was performed in randomized complete block design with three replications, at Research Field of College of Agriculture, University ...  Read More

Determination of Evapotranspiration and Crop Coefficient of Milk Thistle in Birjand Plain

Saeed Ghavam; Hossin Homami; Abbas Khashei

Volume 33, Issue 3 , November 2019, , Pages 493-505


  Water is one of the most important factors that limit agricultural development, especially in arid and semiarid regions around the world. One of the important data for water management is the amount of water requirement of different plants. In this regard, by measuring water input and output in lysimeters ...  Read More

Effect of Using Unconventional Waters and Zeolite on Yield and Water Use Efficiency of Sorghum in Mazandaran

Fakhroddin ghassemi sahebi; Omolbani Mohammadrezapour; Masoomeh Delbari; Abbas KhasheiSiuki; Ali Cherati

Volume 33, Issue 2 , September 2019, , Pages 205-216


  To investigate the effect of unconventional water and zeolite on yield and water use efficiency of sorghum, a split plot experiment was conducted based on randomized complete block design with 3 replications, at Gharakhil Agricultural Research Station in Ghaemshahr, Mazandaran Province. In this experiment, ...  Read More

Application of Clinoptilolite Natural Zeolite and Irrigation Management on Yield and Yield Components of Black Cumin Plant (Nigella sativa L.)

Ali Beyki; Abbas Khashei

Volume 33, Issue 1 , June 2019, , Pages 137-148


  This research was conducted with the aim of studying the effect of interaction of water stress and different levels of zeolite on growth and yield characteristics of black cumin (Nigella sativa L)plant during cropping season of 2018. The study was based on completely randomized block design as split ...  Read More

Effect of Irrigation of Treated Municipal Wastewater of Torbat-Heydarieh City on Morphological Performance of Cotton) cv. Varamin)

yahya choopan; abbas khashei; ali shahidi

Volume 32, Issue 1 , June 2018, , Pages 67-77


  In arid and semi-arid regions, such as Iran, it is inevitable to use wastewater for irrigation. In this regard, the present research was conducted using a completely randomized block design with three replications and five irrigation treatments. The study included well water (control):T1, municipal wastewater ...  Read More

Lysimetric Determination of Ajwain ( Trachyspermum ammi) Crop Coefficients during Different Growth Stages in Birjand Area

Elham Saberi; fateme rezaei; a kh

Volume 31, Issue 3 , December 2017, , Pages 389-398


  Detailed estimation of evapotranspiration is required for water balance studies, water utilities, design and management of irrigation conveyance systems and water resources management, and other purposes. In this study, crop coefficients and water requirements of Ajwain, which is one of the most important ...  Read More