Volume & Issue: Volume 39, Issue 1, Summer and Autumn 2020, Pages 1-133 
3. Effect of sulfonylurea herbicides residues on growth and yield of sunflower in rotation with wheat

Pages 25-32

sobhe ghafarpour; Seyed Abdolreza Kazemeini; Habiballah Hamzehzarghani


4. Mechanical analysis of cluster-grain separator device of a new head of paddy harvesting machine

Pages 33-44

hadi azimi-nejadian; Teymour Tavakoli Hashjin; Mohammad Amin Nematollahi; Seyed Hossein Karparvarfard


11. Vibration characteristics of tractor seat cushion materials

Pages 109-120

Neda Asgarifar; Ali Maleki; Majid Lashgari