List of Articles نمونهبرداری Open Access Article Abstract Page Full-Text 1 - Surface water Quality modeling using SWAT for ARDAk Basin of Mashhad MORTEZA NIKAKHTAR Seyedeh Hoda Rahmati Ali reza Massah Bovani iman Babaeian 10.30495/jest.2022.64534.5573 Open Access Article Abstract Page Full-Text 2 - A look at the phenomenon of weed resistance to herbicides; from theory to exploitation behroz khalil tahmasebi mohammad taghi alebrahim rasool fakari Eskandar Zand Rafael de Prado Amián Open Access Article Abstract Page Full-Text 3 - Effects of sampling sizes on the correlation between vegetation cover and NDVI data in different rangeland conditions using TM and AWiFS images Fatemeh Hadian Hossein Bashari Reza Jafari Open Access Article Abstract Page Full-Text 4 - Estimating an appropriate sample unit for sampling programs of alfalfa aphids in alfalfa fields ]. Sabouri A. Mohseni Amin Sh. Goldasteh N. Alipanahi Open Access Article Abstract Page Full-Text 5 - ارزیابی تغییر کیفیت برخی از پارامترهای آب رودخانه کارون در یک بازهی زمانی چهار ساله علی عسکر کلاه کج ابراهیم پناهپور علی غلامی Open Access Article Abstract Page Full-Text 6 - Stratified Systematic Sampling in Tappeh Borj, Nishabur, Khorāsān Mohsen Dana Omran Garazhian Hassan Fazeli Nashli Open Access Article Abstract Page Full-Text 7 - Response of Two Rapeseed Cultivars (Brassica napus L.) in Terms of Growth Indices, Yield and Yield Components to Method of Nitrogen Fertilizer Application in Gonbad-e Qabus Plain Seyyed Fazel Fazeli Kakhki Morteza Goldani Farhad Soleimani fard Naser Bikzadeh 10.30495/JCEP.2022.1915758.1736 Open Access Article Abstract Page Full-Text 8 - Investigating of the Ability of some Cover Crops to Weeds Control Leyli Nabati Souha Mohammad Taghi Alebrahim Fatemeh Ahmadnia Majid Rostami Yangjeh 10.30495/jcep.2021.683387 Open Access Article Abstract Page Full-Text 9 - A comparative study of the frequency and intensity of nosemosis based on individual and composite samples of live bees in the apiaries of the cities of East Azerbaijan province Abbas Imani Baran Gholamreza Hamidian 10.30495/jvcp.2023.1964566.1376 Open Access Article Abstract Page Full-Text 10 - Design and simulation of a new sample and hold circuit with a resulation of 12-bit and a sampling rate of 1 GS/s using a dual sampling technique. Najmeh Chamanpira Seyed Mohammad Ali Zanjani Mehdi Dolatshahi Open Access Article Abstract Page Full-Text 11 - Investigation of Beech Increment in Elevation Levels with Trend of Climatic Changes (Case study: Asalem basin) Alireza eslami ali mohamadi mahmood roshani beit allah amanzadeh