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褐藻アカモク幼体の生長におよぼす塩分濃度の影響(短報)(PDF:258KB)

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褐藻アカモク幼体の生長におよぼす塩分濃度の影響(短報)

谷口千恵,森田晃央,久門道彦,道家章生

京都府農林水産技術センター海洋センター

2012年3月

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褐藻アカモク幼体の生長におよぼす塩分濃度の影響(短報)

谷口千恵,森田晃央,久門道彦,道家章生

The effects of salinity on growth of the young plant Sargassum horneri

Chie Taniguchi, Teruwo Morita, Michihiko Kumon and Akio Douke

ࠠ࡯ࡢ࡯࠼㧦ࠕࠞࡕࠢ㧘ᐜ૕㧘ૐႮಽ㧘㙃ᱺ ޓⶊ⮺ࡎࡦ࠳ࡢ࡜⑼ߩࠕࠞࡕࠢ Sargassum horneri ߪ㧘 ർᶏ㆏᧲ㇱࠍ㒰ߊో࿖ฦ࿾ߩẋᷓᏪߦ↢⢒ߒߡ޿ࠆ 㧔ศ↰ ,1998㧕ޕ੩ㇺᐭߦ߅޿ߡߪ㧘⥰㢬ḧࠍߪߓ߼ߣ ߔࠆౝḧၞ߆ࠄਤᓟඨፉർㇱߩᄖᶏၞ߹ߢߩᴪጯㇱ ߦ⷗ࠄࠇࠆޕㄭᐕ㧘ࠕࠞࡕࠢߪ㜞޿↢↥ജ㧔⼱ญ , ጊ↰ , 1988㧕߿ᯏ⢻ᕈᚑಽ㧔ᧁ᧛ࠄ , 2007㧕ߦࠃࠅ㘩 ↪ᶏ⮺ߣߒߡ㧘ߐࠄߦߪṪ₪ߦࠃࠆᶏၞ߆ࠄߩⅣႺ ⽶⩄‛⾰ߩขࠅ਄ߍ╬ߩ‛⾰ᓴⅣ㧔૒ޘᧁࠄ ,2002㧕 ߩⷰὐ߆ࠄ߽ᵈ⋡ߐࠇߡ޿ࠆޕ ޓࠕࠞࡕࠢߪ㧘੩ㇺᐭౝߢ߽㘩↪ᶏ⮺ߣߒߡㄭᐕ㔛 ⷐ߇᜛ᄢߒߡ޿ࠆ߇㧘ᧄ⒳ߪ⌀৻ᐕ↢ߩᶏ⮺㧔ศ↰ , 1998㧕ߢ޽ࠅ㧘ᐕᲤߩ⼾ರߩᏅ߇ᄢ߈޿ߎߣ߇໧㗴 ߣߥߞߡ޿ࠆޕߎߩ໧㗴ߩ⸃᳿╷ߣߒߡ㧘ᒰ࠮ࡦ࠲ ࡯ߢߪࡎࡦ࠳ࡢ࡜㘃ߩ⒳⧣ࠍᄢ㊂↢↥ߔࠆᛛⴚ㧔⷏ ၂ࠄ㧘2007㧕ࠍᵴ↪ߒߚ㙃ᱺ⹜㛎ࠍታᣉߒߡ޿ࠆޕ ߒ߆ߒ㧘㐽㎮ᕈߩᒝ޿㒙⯃ᶏߢⴕࠊࠇߚ㙃ᱺ⹜㛎ߢ ߪ㧘િ㐳ᦼߩ 1 ᦬㨪 2 ᦬ߦ↢ᱷ₸߇ૐਅߒ㧘ߘߩⷐ ࿃ߣߒߡ㧘౻ቄߦ⮺૕ߩ৻ㇱ߇㐳ᦼ㑆ૐႮಽⅣႺߦ ߐࠄߐࠇࠆߎߣ߇ᓇ㗀ߒߡ޿ࠆ߽ߩߣផ᷹ߐࠇߚ㧔⷏ ၂ࠄ㧘2010㧕ޕႮಽߪᧄ⒳ߩ↢ᱷߦ߅ࠃ߷ߔⅣႺⷐ࿃ ߣߒߡ㊀ⷐߢ޽ࠆ߇㧘ߘࠇߦ㑐ߔࠆ⎇ⓥߪᧄ⒳ߩೋ ᦼ⊒↢Ბ㓏㧔ᐜ⢦㧕ߦ߅ߌࠆ߽ߩߛߌߢ޽ࠆ㧔ዊᴡ , 1986㧕ޕߘߎߢ㧘ᧄ⎇ⓥߢߪ㧘ᧄ⒳ߩᶏ㕙㙃ᱺߩ㐿ᆎ ࠨࠗ࠭ߣߔࠆᐜ૕߳ߩૐႮಽߩᓇ㗀ࠍ⺞ߴࠆߚ߼ߦ㧘 ደᄖ᳓ᮏࠍ૶ߞߚၭ㙃⹜㛎ࠍⴕߞߚޕ ޓ⹜㛎ߦ↪޿ߚᐜ૕ߪ㧘2011 ᐕ 3 ᦬ 7 ᣣߦችᵤᏒፉ 㒶࿾వߢណขߒߚࠕࠞࡕࠢߩᚑᾫ⮺૕߆ࠄᓧߚᐜ⢦ ࠍ㧘ࡎࡦ࠳ࡢ࡜ߩ⒳⧣↢↥㧔⷏၂ࠄ㧘2007㧕ߩᣇᴺ ߦḰߓߡ㧘ᒰ࠮ࡦ࠲࡯ߩደᄖ᳓ᮏߢ┙૕ᠣᜈᣇᑼߦ ࠃࠅ⮺૕⚂ 5 cm ߹ߢ⢒ᚑߒߚ߽ߩߢ޽ࠆޕ ޓၭ㙃⹜㛎ߪ㧘หᐕ 7 ᦬ 21 ᣣ߆ࠄ 8 ᦬ 4 ᣣ߹ߢߩ 14ᣣ㑆ታᣉߒߚޕ⮺૕߳ߩႮಽߩᓇ㗀ࠍ⏕⹺ߔࠆ ߚ߼㧘Ⴎಽ 30㧘15㧘7̟߅ࠃ߮ 3‰ ߩ 4 ⹜㛎඙ࠍ⸳ ቯߒߚޕ⹜㛎ߦߪ㧘Ꮢ⽼ߩࠕ࡞࠹ࡒࠕቐൻ᳓ᮏࠍട Ꮏߒߚㅘ᣿ࡐ࡝ࠞ࡯ࡏࡀࠗ࠻⵾ 50 L ᳓ᮏ㧔⷏၂ࠄ㧘 2007㧕㧔એਅ㧘ၭ㙃᳓ᮏߣߔࠆ㧕ࠍ↪޿ߚޕฦ⸳ቯႮ ಽߦ⺞ᢛߒߚᶏ᳓ 30 L ࠍၭ㙃᳓ᮏ 4 ᮏߦ౉ࠇ㧘ߐࠄ ߦ 1/5PESI㧔᦭⾐ࠄ㧘2000㧕⵬ᒝᶏ᳓ࠍᵈ޿ߛᓟ㧘6 ୘૕ߩᐜ૕ࠍ෼ኈߒߡ⹜㛎඙ߣߒߚޕႮಽ⺞ᢛߪ㧘

Wong and Chang㧔2000㧕ߩᣇᴺߦᓥߞߡ࿾ਅ᳓ࠍ↪ ޿ߡⴕ޿㧘⺞ᢛᤨߩႮಽߩ᷹ቯߦߪᶏ᳓Ớᐲዮ᛬⸘ 㧔IS/Mill-E㧘AS ONE㧕ࠍ↪޿ߚޕߥ߅㧘ၭ㙃ᶧߩ੤ ឵ߪ 7 ᣣᓟߦⴕߞߚޕ߹ߚ㧘ߔߴߡߩᐜ૕ߦశ߇ဋ ৻ߦᒰߚࠆࠃ߁┙૕ᠣᜈᣇᑼߦࠃࠅၭ㙃ߒߚ㧔⷏၂ ࠄ㧘2007㧕ޕၭ㙃᳓ᮏߪ㧘ᄖ᳇᷷ߦࠃࠆ᳓᷷ߩᄌേࠍ ᛥ߃ࠆߚ߼㧘ᶏ᳓ࠍᏱᤨ߆ߌᵹߒߚ 1t ኈㅘ᣿ࡐ࡝ࠞ ࡯ࡏࡀࠗ࠻⵾౞ᒻ᳓ᮏ㧔એਅ㧘1 t ᳓ᮏߣߔࠆ㧕ߦ෼ ኈߒߚ㧔Fig.1㧕ޕ⹜㛎ᦼ㑆ਛߩశߣ᳓᷷᧦ઙࠍᛠីߔ

Fig. 1ޓS.horneri seedlings cultured in the four cultivation tanks(A). The cultivation tanks were placed in a water bath tank(B) to maintain a stable culture temperature. ࠆߚ߼㧘ၭ㙃᳓ᮏ⴫ጀߩశᒝᐲࠍశ㊂ሶ⸘㧔࠮ࡦࠨ࡯㧦 LA-192SA߅ࠃ߮ LA-190SA㧘࠺࡯࠲ࡠࠟ㧦LI-1400㧘 LI-COR㧕ࠍ↪޿ߡ㧘1 t ᳓ᮏౝߩᶏ᳓᷷ࠍ⊕㊄࠺ࠫ ࠲࡞᷷ᐲ⸘㧔TM-305㧘AS ONE㧕ࠍ↪޿ߡ᷹ቯߒߚޕ ⹜㛎ᦼ㑆ਛߦ߅ߌࠆశᒝᐲߪደᄖᄤὼశߩ 40 㨪 60% ߩ⋧ኻశᒝᐲߢ޽ࠅ㧘᳓᷷ߪ23.3 㨪 26.0͠ߢ޽ߞߚޕ ޓᐜ૕ߩ⪲ᢙ߅ࠃ߮⮺૕㕙Ⓧߩ᷹ቯࠍ㧘⹜㛎㐿ᆎᤨ㧘 7ᣣᓟ߅ࠃ߮ 14 ᣣᓟߦⴕ޿㧘ฦ⹜㛎඙ߩᐔဋ୯ࠍ᳞ ߼ߚޕᐜ૕ߩ᷹ቯᴺߪએਅߩߣ߅ࠅߢ޽ࠆޕᐜ૕ࠍ ථ਄ဳ A4 ࠞ࡜࡯ࠗࡔ࡯ࠫࠬࠠࡖ࠽਄ߦ⪲߇㊀ߥࠄ ߥ޿ࠃ߁ᐔ㕙⁁ߦᐢߍ㧘ߘߩ਄ߦᣇ⌒⚕ࠍⵍߖߡ⮺ ૕ߩ↹௝ࠍ⺒ߺขߞߚޕ⪲ᢙߦߟ޿ߡߪ↹௝߆ࠄ⸘ ᢙߒ㧘⮺૕㕙Ⓧߦߟ޿ߡߪ⺒ߺขߞߚ↹௝ࠍ㧘↹௝

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⸃ᨆ࠰ࡈ࠻㧔Image J1.44p㧕ࠍ↪޿ߡ⸘᷹ߒߚޕ߹ߚ㧘 ⮺૕㕙ⓍߩჇട㊂ߪ㧘14 ᣣᓟߩ୯߆ࠄ㐿ᆎᤨߩ୯ࠍ Ꮕߒᒁ޿ߡ▚಴ߒߚޕ⪲ᢙߦ߅ࠃ߷ߔႮಽߩᓇ㗀ࠍ ᣿ࠄ߆ߦߔࠆߚ߼ߦ㧘৻ర㈩⟎ಽᢔಽᨆߣ Bonferroni ᬌቯߦࠃࠅᄙ㊀Ყセࠍⴕߞߚޕᬌቯ࠰ࡈ࠻ߦߪ㧘ࠛ ࠢ࠮࡞⛔⸘ 2008 for Windows㧔SSRI㧕ࠍ↪޿ߚޕ ޓฦ⹜㛎඙ߦ߅ߌࠆᐜ૕ߩ⪲ᢙߩᄌൻࠍ Fig. 2 ߦ␜ ߒߚޕၭ㙃㐿ᆎᤨߩႮಽ 30㧘15㧘7̟߅ࠃ߮ 3̟ߩ⪲ ᢙ㧔ᐔဋ୯rᮡḰ஍Ꮕ㧘એਅหߓ㧕ߪ㧘ߘࠇߙࠇ 7.3 r 1.2 ᨎ㧘7.3 r 1.5 ᨎ㧘7.8 r 1.2 ᨎ߅ࠃ߮ 7.2 r 1.0 ᨎߢ޽ࠅ㧘ోߡߩ⹜㛎඙ߦ߅޿ߡ᦭ᗧᏅߪߺࠄࠇߥ ߆ߞߚޕႮಽ 3̟߅ࠃ߮ 7̟ߩ⪲ᢙߪၭ㙃ᦼ㑆ࠍㅢߒ ߡᷫዋߒ㧘Ⴎಽ 3̟ߢߪ 14 ᣣᓟߦ⮺૕߇ቢోߦᶖṌ ߒߚޕၭ㙃 14 ᣣᓟߩႮಽ 30㧘15㧘7̟߅ࠃ߮ 3̟ߩ ⪲ᢙߪ㧘ߘࠇߙࠇ 9.2±1.6 ᨎ㧘7.0±1.3 ᨎ㧘3.5±1.5 ᨎ ߅ࠃ߮ 0.0±0.0 ᨎߢ޽ࠅ㧘Ⴎಽ 7̟߅ࠃ߮ 3̟ߩ⹜㛎 ඙㑆ࠍ㒰߈㧘Ⴎಽ߇㜞޿߶ߤ᦭ᗧߦ⪲ᢙ߇ᄙ߆ߞߚ 㧔p<0.01㧘Bonferroni test㧕ޕ ޓ⮺૕㕙ⓍߪႮಽ 7̟߅ࠃ߮ 3̟ߢߪ⪲ᢙߣห᭽㧘ၭ 㙃ᦼ㑆ࠍㅢߒߡᷫዋߒߚ߇㧘Ⴎಽ 30̟ߣ 15̟ߢߪ Ⴧടߒߚޕߘߎߢ㧘ၭ㙃 14 ᣣᓟߦ߅ߌࠆႮಽ 30̟ ߣ 15̟ߩ⮺૕㕙ⓍჇട㊂ࠍ Fig. 3 ߦ␜ߒߚޕၭ㙃 14 ᣣᓟߩ⮺૕㕙ⓍჇട㊂ߪ㧘Ⴎಽ 15̟ߢߪ 1.5±0.7cm2 ߣ௖߆ߢ޽ߞߚ߇㧘30̟ߢߪ 6.8±2.6cm2ߣ᦭ᗧߦᄢ ߈߆ߞߚ㧔p<0.001㧘Student’s t-test㧕ޕࠕࠞࡕࠢᐜ⢦ ߩ↢㐳ߦㆡߒߚႮಽߪ 32̟ߢ޽ࠆߣႎ๔ߐࠇߡ߅ ࠅ㧔ዊᴡ㧘1981㧕㧘⮺૕㐳⚂ 5 cm ߩᐜ૕ࠍ૶ߞߚ੹ ࿁ߩၭ㙃⹜㛎ߢߪᦨ߽Ⴎಽߩ㜞޿ 30̟ߢᦨ߽↢㐳߇ ⦟ߊ㧘ห᭽ߩ⚿ᨐ߇ᓧࠄࠇߚޕႮಽ 15̟ߢߩ⮺૕㕙 ⓍჇട㊂߇ 30̟ߦᲧߴ௖߆ߥჇടߦߣߤ߹ߞߚߎߣ ߆ࠄ㧘15̟ߢߪ↢㐳㒖ኂࠍฃߌߡ޿ߚߣ⠨߃ࠄࠇߚޕ ࡎࡦ࠳ࡢ࡜㘃ߩᐜ⢦߅ࠃ߮⮺૕㐳 3 cm એਅߩᐜ૕ߩ ૐႮಽⅣႺਅߢߩ↢⢒㒢⇇ߪޔႮಽ 13 એਅ㧔ዊᴡ㧘 1994㧧ዊᴡࠄ㧘1996㧕߅ࠃ߮Ⴎಽ 10 㨪 15̟㧔ᣂ੗㧘 ਃᶆ㧘1991㧧᦬⥪㧘1984㧕ߣႎ๔ߐࠇߡ޿ࠆޕዊᴡ㧔1986㧕 ߩࠕࠞࡕࠢᐜ⢦ࠍ↪޿ߚၭ㙃⹜㛎ߢߪ㧘16.3̟એਅ ߩႮಽߦ߅޿ߡ᳓᷷ 15͠ߩ⹜㛎඙ࠍ㒰޿ߚ 10㧘20㧘 25͠ߩ⹜㛎඙ߦ߅޿ߡ⊒⧘࡮િ㐳߇ߺࠄࠇߥ߆ߞߚ ߣႎ๔ߐࠇߡ߅ࠅ㧘੹࿁ߩၭ㙃⹜㛎ߢ߽ 15̟એਅߢ ↢㐳㒖ኂ߇⿠ߎࠆߎߣ߇᣿ࠄ߆ߣߥߞߚޕߎࠇࠄߩ ߎߣ߆ࠄ㧘ࠕࠞࡕࠢߩᐜ⢦ߣ⮺૕㐳 5 cm ߹ߢߩᐜ૕ ߩ↢⢒㒢⇇ߪ߶߷หߓߢ޽ࠆߣ⠨߃ࠄࠇࠆޕ ޓᧄ⎇ⓥߦࠃߞߡ㧘15̟એਅߩႮಽ߇㙃ᱺ㐿ᆎࠨࠗ ࠭ߢ޽ࠆ⮺૕㐳⚂ 5 cm ߩࠕࠞࡕࠢᐜ૕ߦ↢㐳㒖ኂࠍ ߅ࠃ߷ߔߎߣ߇᣿ࠄ߆ߦߥߞߚޕ߹ߚ㧘㒙⯃ᶏߢߩ ࠕࠞࡕࠢ㙃ᱺ⹜㛎ߦ߅޿ߡ߽િ㐳ᦼߩᚑ૕ߪૐႮಽ ߩᓇ㗀ࠍฃߌߚߎߣ߆ࠄ㧔⷏၂ࠄ㧘2010㧕㧘ࠕࠞࡕࠢ ߪฦ↢⢒ࠬ࠹࡯ࠫࠍㅢߒߡૐႮಽ⠴ᕈ߇ૐ޿ᶏ⮺ߢ ޽ࠆߎߣ߇⏕⹺ߐࠇߚޕߎߩ⍮⷗ߪ㧘੹ᓟߩࠕࠞࡕ ࠢ㙃ᱺߩㆡ࿾ㆬቯߦᵴ↪ߢ߈ࠆ߽ߩߣ⠨߃ࠆޕ 文  献 ᣂ੗ᧇ⟤㧘ਃᶆᤘ㓶㧚1991. ࠝࠝࡃࡕࠢᐜ૕ߩ↢㐳ߦ ߅ࠃ߷ߔ Ⴎಽߣᾖ ᐲߩᓇ 㗀㧚 ᳓↥ Ⴧᱺ㧘(3): 315-319. ᦭⾐␭ൎ㧘੗਄ൟ㧘↰ਛᰴ㇢㧘ᮮựᐽ➊㧘ศ↰ᔘ↢㧚 2000. ⮺㘃ቇታ㛎࡮ታ⠌㧚⻠⺣␠㧘᧲੩㧚 ᧁ᧛ᄥ㇢㧘਄↰੩ሶ㧘㤥↰ℂᕺሶ㧘⿒የືਯ㧘◉ේ⋥຦㧘 ᓟᎹ㦖↵㧘ᷓᎹᢕᐔ㧘⑺ᧄᕡၮ㧚2007. ⑔ጟ⋵ᄢ ፉ↥ࠕࠞࡕࠢ Sargassumhorneri ਛߦ฽߹ࠇࠆᄙ ♧㘃ߩቄ▵ᄌേ㧚ᣣ᳓⹹㧘:739-744. ⷏၂෹๺㧘㆏ኅ┨↢㧘๺↰ᵗ⮥㧚2007. ┙૕ᠣᜈᣇᑼߦ ࠃࠆࡎࡦ࠳ࡢ࡜ߩ⒳⧣↢↥ . ੩ㇺᶏᵗ࠮⎇ႎ㧘: 13-15. ⷏၂෹๺㧘ጊᧄ࿻๋㧘㆙⮮ޓశ㧘┻㊁ഞⅩ㧚2010. 㒙⯃ ᶏߢ㙃ᱺߐࠇߚࡎࡦ࠳ࡢ࡜⑼ⶊ⮺ࠕࠞࡕࠢߩ↢㐳 ߣ↢ᱷ㧚੩ㇺᶏᵗ࠮⎇ႎ㧘: 23-26. ዊᴡਭᦶ㧚1981. ࡎࡦ࠳ࡢ࡜㘃ߩᐜ⢦ߩ⊒↢ߦ෸߷ߔ᷷ ᐲ㧘శ㧘ႮಽỚᐲߩᓇ㗀ߦߟ޿ߡ㧚⮺႐ ( ࠟ࡜ࡕ ႐ ) ߩ↢ᘒߩ✚ว⊛⎇ⓥ㧔⑼⎇࡮✚ A㧕㧘48-50. ዊᴡਭᦶ㧚1986. ᶏ⮺ߩೋᦼ⊒↢ߦ߅ࠃ߷ߔ᷷ᐲߣႮ ಽỚᐲߩᓇ㗀 II. ࠕࠞࡕࠢߩ઒ᩮᒻᚑ㧚⮺㘃㧚: 137-141. 㪇 㪌 㪈㪇 㪈㪌 㪊㶃 㪎㶃 㪈㪌㶃 㪊㪇㶃 㪇 㪎 㪈㪋 Number of leaves (N)

Elapsed me (days) a b c d

Fig. 2ޓLeaf number of S.horneri under various salinity conditions. Different letters indicate a significant difference (p<0.05, One-way ANOVA, Bonferroni test). Data are the mean ± S.D. (n=6).

0 5 10 ‰ 0 3 ‰ 5 1

Increase in plant area (cm

2)

Salinity condions

Fig. 3ޓGrowth of S.horneri in salinity conditions at 15 and 30‰ in 14 days (p<0.001, Student’s t-test). Data are the mean ± S.D. (n=6).

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ዊᴡਭᦶ㧚1994. ࠲ࡑࡂࡂࠠࡕࠢߩ઒ᩮᒻᚑߦ෸߷ߔ᷷ ᐲߣႮಽߩᓇ㗀㧚᳓↥Ⴧᱺ㧘(1): 25-31. ዊᴡਭᦶ㧘㊄⼱ᄐᐢ㧘ᧁౝᖝሶ㧚1996. ⶊ⮺ࡅࠫࠠߩ ઒ᩮᒻᚑߦ෸߷ߔ᷷ᐲߣႮಽߩᓇ㗀㧚᳓↥Ⴧᱺ㧘 (4): 407-411. ૒ޘᧁਭ㓶㧘↰ਛජ᥊㧘৻ች⌬㓶㧘⷏᧛ޓୃ㧘⼱ญ๺਽㧚 2002. ᄢဳⶊ⮺ߦࠃࠆንᩕ㙃ൻߩᛥ೙㧚ޟ᳓↥ᬺߦ ߅ߌࠆ᳓࿤ⅣႺ଻ోߣୃᓳᯏ⢻ޠ㧚119-131. ᕡᤊ␠ ෘ↢㑑㧘᧲੩㧚 ⼱ญ๺਽㧘ጊ↰⑲⑺㧚1988. ᧻ፉḧߦ߅ߌࠆࠕࠞࡕࠢ⟲ ⪭ߩ๟ᐕᄌൻߣ↢↥ജ㧚᧲ർ᳓⎇⎇ႎ㧘: 59-65. ᦬⥪Ả৻㧚1984. ࡗ࠷ࡑ࠲ࡕࠢߣ࡛࡟ࡕࠢߩᐜ૕ߩᦨㆡ↢ 㐳᧦ઙߦߟ޿ߡ㧚ධ⷏᳓⎇⎇ႎ㧘: 1-9.

Wong, S. L. and J. Chang. 2000. Salinity and light effects on growth,photosynthesis, and respiration of

Grateloupiafilicina (Rhodophyta). Aquaculture,

: 387-395.

ศ↰ᔘ↢㧚1998.ޟᣂᣣᧄᶏ⮺⹹ޠ㧚386-387. ౝ↰⠧㢬࿛㧘 ᧲੩㧚

(5)

Fig. 1ޓS.horneri seedlings cultured in the four  cultivation tanks(A). The cultivation tanks were  placed in a water bath tank(B) to maintain a stable  culture temperature
Fig. 2ޓLeaf number of S.horneri under various  salinity conditions. Different letters indicate a  significant difference (p&lt;0.05, One-way ANOVA,  Bonferroni test)

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