fa اثر پلیمر ابرجاذب و سیلیکات پتاسیم بر ویژگی‌های مورفوفیزیولوژیک و بیوشیمیایی گل نرگس "شهلا" در رژیم‌های آبیاری گیاهان زینتی Ornamental plants پژوهشي Research <div style="text-align: justify;"><span style="font-size:11pt"><span style="line-height:normal"><span style="direction:rtl"><span style="unicode-bidi:embed"><span style="font-family:Calibri,sans-serif"><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">به‌منظور بررسی تأثیر پلیمر ابرجاذب و سیلیکات پتاسیم بر بهبود تحمل به تـنش خـشکی و ویژگی</span></span></span><span dir="LTR" lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">&lrm;</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">های مورفوفیزیولوژیک گل نرگس شیراز یا شهلا، آزمایشی</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">به‌صورت فاکتوریل در قالب طرح پایه کاملاً تصادفی اجرا شد. یافته‌ها نشان دادند که اثر تیمار 6 گرم در کیلوگرم خاک ابرجاذب و تیمار 1 میلی‌مولار سیلیکات پتاسیم به‌ترتیب سبب کاهش </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">زمان گلدهی </span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">به‌مدت 32/13 و 1/9 روز شد. بیشترین طول ساقه گل‌دهنده، مربوط به تیمار 6 گرم در کیلوگرم خاک ابرجاذب به مقدار </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">26/33 سانتی‌متر</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">و تیمار 1 میلی‌مولار سیلیکات پتاسیم به مقدار</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black"> 24/30 سانتی‌متر </span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">بود. تیمار 6 گرم در کیلوگرم خاک ابرجاذب و تیمار 1 میلی‌مولار سیلیکات پتاسیم، به‌ترتیب توانستند عمر گلجایی را </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">04/5 و 44/2 روز نسبت به شاهد افزایش دهند</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">. بیشترین مقدار کلروفیل در تیمار 6 گرم در کیلوگرم خاک ابرجاذب و تیمار 1 میلی‌مولار سیلیکات پتاسیم به ترتیب به مقدار </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">183/0 و 180/0</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black"> میلی‌گرم در گرم وزن تر برگ بود. کاربرد همزمان تیمار 6 گرم در کیلوگرم خاک ابرجاذب و50 درصد ظرفیت مزرعه سبب کاهش پرولین به مقدار 138/0 میکرو مول در ‌گرم وزن تر برگ و</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black"> کاهش فعالیت آنزیم کاتالاز به مقدار </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">72/1 </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">واحد آنزیمی در میلی‌گرم وزن تازه</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black"> برگ نسبت به عدم تیمار سیلیکات پتاسیم در شرایط50 درصد ظرفیت مزرعه شد. به‌طور کلی، کاربرد 6 گرم پلیمر ابرجاذب در کیلوگرم خاک و 1 میلی‌مولار سیلیکات پتاسیم، در بهبود </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">تمام </span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black">ویژگی‌های گل نرگس، بهترین نتیجه را &nbsp;نشان دادند.</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black"></span></span></span></span></span></span></span></span></div> <br> <span style="font-size:11pt"><span style="line-height:normal"><span style="direction:rtl"><span style="unicode-bidi:embed"><span sans-serif="" style="font-family:Calibri,"><span lang="FA" style="font-size:12.0pt"><span b="" nazanin="" style="font-family:"><span style="color:black"></span></span></span></span></span></span></span></span> <div style="text-align: justify;"><span style="font-size:11pt"><span style="tab-stops:right 451.3pt"><span style="unicode-bidi:embed"><span style="line-height:107%"><span style="font-family:Calibri,sans-serif"><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">To evaluate the effect of superabsorbent polymer and potassium silicate on improving drought</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> stress</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> resistance and morpho-physiological characteristics of daffodil (<i>Narcissus tazetta </i>L. cv. Shahla), a factorial experiment was conducted with a completely randomized design. The results showed that the </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">effect of </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">superabsorbent</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> at </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">6 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times="">g kg^-1</span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">soil</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and 1 mM potassium silicate treatment, </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">decreased the time to flowering</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> by 13.32 and 9.1 days, respectively. The maximum </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">flowering stem height (</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">30.24 cm</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">) </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">related to the treatment of </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">superabsorbent</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> at </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">6 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times="">g kg^-1</span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">soil</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> was 33.26 cm and the treatment of 1 mM potassium silicate. The treatment of </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">superabsorbent 6 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times="">g kg^-1</span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">soil </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">and 1 mM potassium silicate increased the</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> vase life by 5.04 and 2.44 days,</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> respectively, compared to the control. The highest amount of chlorophyll was 0.183 and 0.180 mg^-1 g FW in the treatment of </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">superabsorbent 6 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times="">g kg^-1</span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">soil</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and 1 mM potassium silicate, respectively.</span></span></span></span> <span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">Simultaneous application of</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> superabsorbent 6 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times="">g kg^-1</span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">soil and‌ farm capacity (50%), decreased proline by 0.138 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">&micro;mol g^-1 FW</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and decreased catalase activity by 1.72</span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> Umg^-1FW was compared to the non-treatment of the superabsorbent polymer in the condition of </span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">farm capacity</span></span></span></span> <span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">(50%)</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">. In general, the best results for improving all characteristics of <i>Narcissus tazetta</i> were obtained with the application of 6 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times="">g kg^-1</span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">soil superabsorbent polymer and 1 </span></span></span></span><span style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">mM</span></span></span></span><span lang="EN" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black"> potassium silicate</span></span></span></span><span dir="RTL" lang="FA" style="font-size:12.0pt"><span style="line-height:107%"><span new="" roman="" style="font-family:" times=""><span style="color:black">.</span></span></span></span> <span style="color:black"></span></span></span></span></span></span></div> <br> <span style="font-size:11pt"><span style="unicode-bidi:embed"><span style="line-height:107%"><span sans-serif="" style="font-family:Calibri,"><span style="color:black"></span></span></span></span></span> پرولین, رژیم آبیاری, عمر گلجایی, فعالیت آنزیم کاتالاز, قندهای محلول کل Catalase enzyme, Proline, Regimes irrigation, Total soluble sugar, Vase life 485 502 http://journal-irshs.ir/browse.php?a_code=A-10-704-2&slc_lang=fa&sid=1 Yahya Mashahiri یحیی مشاهیری yahya.mashahiri6613@gmail.com 100319475328460010060 100319475328460010060 No University of Guilan دانشگاه گیلان Moazzam Hassanpour Asil معظم حسن پور اصیل hassanpour1@gmail.com 100319475328460010061 100319475328460010061 Yes University of Guilan دانشگاه گیلان Mohammad Reza Khaledian محمدرضا خالدیان mkh570002@yahoo.com 100319475328460010062 100319475328460010062 No University of Guilan دانشگاه گیلان Mohammad Bagher Farhangi محمدباقر فرهنگی farhangi.mohamma@gmail.com 100319475328460010063 100319475328460010063 No University of Guilan دانشگاه گیلان