缺磷胁迫下不同长豇豆品种幼苗的解剖结构
±þ ÷ÐÌâÐ 2004, 13148-52 Journal of Plant Resources and Environment } ç/]Éöø ÖÕ¼ 쥳 é²刘厚诚1 , 陈国菊1, 陈日远1 , 邝炎华2, 吴筱颖11.¿ 2 j £,E £F®¨E £F®ÐZ åF®¨¥1´9F v,h Ð d d-¥ ¨ô1968-, 3,µ 2 ù÷ ¦,¬ q,p V,ö1VY v ¡ ¡ 3 Øùî。Xianggangqing ,ÏW Ë、 Râ Erlubai , 0 。 ¡ZE]ÓD[2] Ê |vl BÁ¥Õ0lÕ b± ì5Ï,¨1 £ û ì5 A Î。lÕª7 d,»1 sZ 7 H, |3ÉBÁ¥±é, Õ0,êô“ªM± £ ¡QÏ ¸20L,±é¨ Ñ vçç±Ï, ÄQ20é。¨Hoagland ¥Z,TFP-P2ñ£ Ü Ø, بK2SO4 K¥。A Äï7 d÷Ð1Q,¨ ,ÃY Äï30minY 10min。L¿2000 M l1É, ¡15 dª |“, |»5«{µÏ ¥î Ë,¨ Ë Mî5mm4mmvl¥ Ë,M]ÊÔ î ôMîÉÿ5 mm¥l ,FAAçAç,“ Y £,J-P Øphosphorus-deficiency treatment 0mmol·L-1 **LSD_V üµsA÷P 0.01significantdifference at P 0.01by LSD, X ±SE , n102.2 } ç/Éöø¼ ì ˳ é²MÄ} ç/,Éöø ˨、E £F®Z åF®9¨nmñⅠ1-6V1, Râ ¥Ë、E £F®Z åF®sY9¨30.81、67.3528.95;PÖ ] sY9¨36.30、29.8354.69;7 R½â sY9¨47.62、24.5966.29。 } ç/ R½â PÖ ] ËE£F®¨ÐZ åF®¨¥1´E £/Z å1sYh 26.0915.48,7 Râ 59F32.81。f /, R½â Râ ¥E£/Z å1´ ¤Í,PÖ ] Ú; } ç/Râ ¥E £/Z å1´ R½â PÖ ] sYÿÚ2/31/5。Vn, } ç/, 0 ¥ Râ 、ÏWË¥PÖ ] 0 ¥ R½â ,E £F®9GQhl,Z åF® ˨95GQ9v。 Ð, R½â ¥ ËZ åF®û1PÖ ] Râ ¨, R½â PÖ ] ¥E £/Z å1´®,7 Râ 9Ú, O 1 R½â PÖ ] Ú。2.3 } ç/Éöø¼ ìÔ³ é²MÄ} ç/Éöøò ÖÕ¼ ìÔ°åûµMÄnmñⅠ7-12V2, R½â Râ Ô°å9v8.943 .57,7PÖ ] h 5.73。 } ç/, R½â É ¨ ÃsY9v11 .2328.00;PÖ ] sY9v34.4330.28; Râ É9v24.69,¨ Ã59v82.35; R½â Râ Ô Ý949»1 ù ¨ô© } ç/]Éöø ÖÕ¼ 쥳 é²v3.2111.59,7PÖ ] 5h 17.97; R½â Ô5°å9v30.11V2,PÖ ] 9v24.43, Râ 59v55.66。Vn, } ç/, 0 ¥ R½â Ô°å9F1 Râ v,PÖ ] 5 {µh ; Ý°å9v5 Râ v¿ R½â ,PÖ ] h ;5°å9VvÀlGQ¹ Râ 、 R½â PÖ ] 。 Ð, R½â ¼ ìÔ、 Ý5°åûKv, Râ Kl。 0 ¥Râ Ô É ¨ Ã9 v,PÖ ] Q, R½â Kl, Ð, R½â PÖ] ¥ É ¨ Ãû Râ ¨。2.4 } ç/Éöø¼ ìô³ é²MÄ} ç/Éöø¼ ìô³ é² µMÄnV3, 0 ¥ R½â ô°åh 13.79,PÖ ] 9v4.37,7 0 ¥ Râ 59v6.91; R½â Râ ô Ý°åsYh 10.531.24,7PÖ ] 59v5.33。 } ç/ R½â 、PÖ ] Râ ¥ô5°åsY9v13.54、11.3313.38。Vn, } ç/, 0 ¥ R½â ô°åh ,7 Râ PÖ ] 59v, O Râ 9v; R½â Râ Ý°åh ,PÖ] 9v;3ñ ÖÕ¥5°åû9v, O9¤Í。 Ð,PÖ ] ¥ô5°åûKv, Râ Q, R½â KlP Ø¥ô°å“。V2 } ç/Éöø] ÖÕ¼ ìÔ³ é²¥1 1Table2 Comparison of stem anatomical structure of Vigna unquiculata W.ssp.sesquipedalis L.Verd cultivar seedlings under phosphorus-deficiency stress1ÖÕCultivars ØTreatmentÔ°å/mmDiameterof stemÝ°å/mmDiameterof pith5°å/μmDiameterof vascularÉ°å/mmDiameterof xylem¨ è/mmThickness of phloemR½âLuhuabai P 2.225±0.047 1.653±0.049 24.18±2.25 1.166±0.058 0.225±0.016-P 2.424±0.054** 1.706±0.064* 31.46±2.52** 1.297±0.042 0.288±0.008PÖ ]Xianggangqing P 1.991±0.1113 1.380±0.098 22.88±3.44 1.946±0.090 0.251±0.050-P 1.877±0.032** 1.132±0.048** 28.47±1.97** 2.616±0.101** 0.327±0.040 RâErlubai P 1.427±0.056 0.897±0.074 13.78±1.91 0.806±0.083 0.136±0.025-P 1.478±0.039** 1.001±0.041** 21.45±4.61** 1.005±0.124 0.248±0.008**1 PF Øphosphorus treatment1mmol·L-1;-P Øphosphorus-deficiency treatment 0mmol·L-1 *LSD_V üµsA÷P 0.05significant difference at P0.05by LSD;** LSD_V üµsA÷P0.01significant difference at P 0.01by LSD, X±SE , n10V3 } ç/Éöø] ÖÕ¼ ìô³ é²1 1Table3 Comparison of root anatomical structure of Vigna unquiculata W.ssp.sesquipedalis L.Verd cultivar seedlings under phosphorus-deficiency stress1ÖÕCultivar ØTreatmentô°å/mmDiameterof rootÝ°å/mmDiameterof pith5°å/μmDiameterofvascularR½âLuhuabai P 0.457±0.011 0.171±0.006 16.17±1.11-P 0.394±0.011** 0.153±0.001** 18.36±2.44**PÖ ]Xianggangqing P 0.481±0.022 0.169±0.012 17.91±1.76-P 0.502±0.018** 0.178±0.012 19.94±1.54** RâErlubai P 0.391±0.024 0.161±0.022 17.34±1.26-P 0.418±0.015** 0.159±0.018 19.66±1.33**1 PF Øphosphorus treatment1mmol·L-1;-P Øphosphorus-deficiency treatment 0mmol·L-1 **LSD_V üµsA÷P 0.01significantdifference at P 0.01by LSD, X ±SE , n103 讨 论} ç/,Éöø¼ ì Ë、E £F®、Z åF®9¨,Ð æ¨øPhaseolus vulgaris Linn. îS¥ k²T[ 1]BÁ。 0 ¥ Râ ,E £F®9¨÷v,E £F®¨ÐZ åF®¨1´E £/Z å19v; 0 ¥ R½â Z åF® Ë9¨ v,E £/Z å1h 。} ç/, 0 ¥ ÖÕ Râ d á50 ±þ ÷ÐÌâÐ »13 9F v,E £F®1 0 ¥ ÖÕ R½â ¨,E £/Z å1 R½â PÖ ] Ú。ÐÓD¡¥l Úry £ ï £,E £F®¨E £/Z å19F v,h Ð d d-¥ ¨ô,i ¿.]Éöø ÖÕ¼ ì } ç/¥ 3ÉQùî[ A] .ÏS jÐö.ÏS ] M jSï, Ù , Ù 2.®} ç/l ¹ t¥yµs[ J] .r Ð,1998,352235-241.[4] ¨ô,i ¿,ç °ù. } ç/Éöø¼ ì «VÄ ¹ ½MÄ[J] .ó\Ð,2003, 302215-217.[5] f í, g §,£B Ü.±þyµs¥ Ø[ A] .f í.r бþùîî ÿ»B [M] .ØØj¨ô,i ¿,ç °ù,©. } ç/Éöø] ÖÕ¼ ì3Éùî[ J] .¿ 2 j¨ô© } ç/]Éöø ÖÕ¼ 쥳 é²刘厚诚等缺磷胁迫下不同长豇豆品种幼苗的解剖结构 图版ⅠLIUHou-cheng et alAnatomicalstructuresof seedlingsof Vigna unquiculata ssp.sesquipedalis cultivarsunder phosphorus-deficiencystress Plate ⅠSee theexplanationof theend oftext52 ±þ ÷ÐÌâÐ »13