واﻛﻨﺶ رﺷﺪی و ﻋﻤﻠﻜﺮد ﮔﻴﺎه ﻛﻨﺠﺪ (Sesamum indicum L) ﺗﺤﺖ ﺗﺎﺛﻴﺮ ﺑﺮﺧﻲ ﻣﺪﻳﺮﻳﺖﻫﺎی ﺑﻪزراﻋﻲ

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عنوان دوره: سیزدهمین کنگره زراعت و اصلاح نباتات ایران
نویسندگان
1اﺳﺘﺎد ﮔﺮوه زراﻋﺖ داﻧﺸﻜﺪه ﻛﺸﺎورزی داﻧﺸﮕﺎه ﻓﺮدوﺳﻲ ﻣﺸﻬﺪ
2داﻧﺸﺠﻮی دﻛﺘﺮی اﮔﺮواﻛﻮﻟﻮژی داﻧﺸﻜﺪه ﻛﺸﺎورزی داﻧﺸﮕﺎه ﻓﺮدوﺳﻲ ﻣﺸﻬﺪ،
چکیده
ﺑﻪ ﻣﻨﻈﻮر ﺗﻌﻴﻴﻦ آراﻳﺶ ﻛﺎﺷﺖ و ﺗﺮاﻛﻢ ﺑﻮﺗﻪ ﻣﻨﺎﺳﺐ ﺑﺮای ﻛﻨﺠﺪ، آزﻣﺎﻳﺸﻲ در ﻣﺰرﻋﻪ ﺗﺤﻘﻴﻘﺎﺗﻲ داﻧﺸﻜﺪه ﻛﺸﺎورزی داﻧﺸﮕﺎه ﻓﺮدوﺳﻲ در ﺳﺎل 92- 1391 اﻧﺠﺎم ﺷﺪ. در اﻳﻦ آزﻣﺎﻳﺶ از ﻃﺮح اﺳﭙﻠﻴﺖ ﭘﻼت ﺑﺮ ﭘﺎﻳﻪ ﺑﻠﻮکﻫﺎی ﻛﺎﻣﻞ ﺗﺼﺎدﻓﻲ ﺑﺎ 3 ﺗﻜﺮار اﺳﺘﻔﺎده ﺷﺪ. ﻓﺎﻛﺘﻮر اﺻﻠﻲ ﺷﺎﻣﻞ ﺗﺮاﻛﻢ ﺑﻮﺗﻪ )30، 40، 50 ﺑﻮﺗﻪ در ﻣﺘﺮﻣﺮﺑﻊ( و ﻓﺎﻛﺘﻮر ﻓﺮﻋﻲ آراﻳﺶ ﻛﺎﺷﺖ )ﻣﺴﺘﻄﻴﻞ، ﻣﺮﺑﻊ، ﻟﻮزی( ﺑﻮد. در ﻫﺮ ﺳﻪ ﺗﺮاﻛﻢ، آراﻳﺶ ﻛﺎﺷﺖ ﻟﻮزی از ﻧﻈﺮ ﻣﺎدة ﺧﺸﻚ ﻛﻞ و ﺷﺎﺧﺺ ﺳﻄﺢ ﺑﺮگ ﻧﺴﺒﺖ ﺑﻪ دو آراﻳﺶ ﻛﺎﺷﺖ دﻳﮕﺮ ﺑﺮﺗﺮی داﺷﺖ. ﺣﺪاﻛﺜﺮ ﻣﺎده ﺧﺸﻚ در آراﻳﺶ ﻛﺎﺷﺖ ﻟﻮزی ﺑﺎ ﺗﺮاﻛﻢ 50 ﺑﻮﺗﻪ در ﻣﺘﺮﻣﺮﺑﻊ ﺣﺎﺻﻞ ﺷﺪ ﻛﻪ ﺑﻪ ﺗﺮﺗﻴﺐ 8 و 13 درﺻﺪ ﺑﻴﺸﺘﺮ از آراﻳﺶ ﻛﺎﺷﺖ ﻣﺮﺑﻊ و ﻣﺴﺘﻄﻴﻞ ﺑﻮد. ﺑﻴﺸﺘﺮﻳﻦ ﻋﻤﻠﻜﺮد داﻧﻪ ﻣﺮﺑﻮط ﺑﻪ آراﻳﺶ ﻛﺎﺷﺖ ﻟﻮزی و ﺗﺮاﻛﻢ 50 ﺑﻮﺗﻪ در ﻣﺘﺮ ﻣﺮﺑﻊ ﺑﻪ ﻣﻴﺰان 1100 ﮔﺮم در ﻣﺘﺮ ﻣﺮﺑﻊ ﺑﻮد. ﺑﺮاﺳﺎس ﻧﺘﺎﻳﺞ اﻳﻦ آزﻣﺎﻳﺶ، آراﻳﺶ ﻛﺎﺷﺖ ﻟﻮزی ﺑﺎ ﺗﺮاﻛﻢ 50 ﺑﻮﺗﻪ در ﻣﺘﺮ ﻣﺮﺑﻊ ﺑﺮای ﻛﺸﺖ ﻛﻨﺠﺪ در ﻣﺸﻬﺪ ﻣﻨﺎﺳﺐ ﻣﻲﺑﺎﺷﺪ.
کلیدواژه ها
 
Title
Yield and growth response of sesame (Sesamum indicum L.) affected by some of agronomical managements
Authors
Abstract
To study the effect of density and planting pattern on growth indices and yield of sesame, an experiment using split-plot based on randomized complete blocks design was performed. The experiment was carried with three replications in crop year 2013 at the agricultural research station of Ferdowsi University of Mashhad. For this purpose, the main factor was the density per square meter with three levels (30, 40 and 50 plants per square meter) and the subsidiary factor was planting pattern (rectangle, square and Rhombic). Comparing the three mentioned densities, the rhombic pattern is superior to the two other patterns in the investigation of dry matter and leaf area index. Maximum total dry matter and leaf area index was achieved in the density of 50 plants per square meter in the rhombic pattern. The highest yield achieved with density of 50 plants per square meter in rhombic planting pattern at a rate of 1100 gr/m2per year. It's concluded that 50 plants per square meter in the rhombic pattern is a suitable combination of treatments.
Keywords
Leaf Area Index, Total Dry Matter, Yield