| 颜少宾,周平,郭瑞,金光.单氰胺对红花鹰嘴桃开花与花粉萌发的影响[J].中国南方果树,2023,52(3): |
| 单氰胺对红花鹰嘴桃开花与花粉萌发的影响 |
| Effects of cyanamide on flowering and pollen germination of Red-flower ‘Yingzui’ peach |
| 投稿时间：2022-10-09 修订日期：2022-10-29 |
| DOI：10.13938/j.issn.1007-1431.20220601 |
| 中文关键词: ‘红花鹰嘴桃’ 单氰胺 花 |
| 英文关键词:Red-flower ‘Yingzui’ peach Cyanamide flower |
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| 中文摘要: |
| 以‘红花鹰嘴桃’为试验材料，研究单氰胺处理对‘红花鹰嘴桃’开花与花粉萌发的影响。结果表明：足量低温的累积是保证‘红花鹰嘴桃’正常开花的首要条件。当未经低温累积时，单氰胺（0.5-1.0%）对‘红花鹰嘴桃’叶芽、花芽解除休眠有积极效应，能部分消减低温累积不足对桃解除休眠后花粉发育负面影响；以1.0%单氰胺处理效果最佳，可促叶芽提前13d萌发，促花芽膨大后开花，花粉萌发率最高提升至27%。 |
| 英文摘要: |
| The?effects?of?cyanamide?treatments?on?flowering?and?pollen?germination?were?studied?in?red-flower?‘Yingzui’?peach.?The?results?showed?that?the?accumulation?of?low?temperature?was?a?prerequisite?for?the?normal?blooming?of?red-flower?‘Yingzui’?peach.?When?the?low-temperature?accumulation?was?insufficient,?cyanamide?(0.5-1.0%)?application?treatments?could?have?a?positive?effect?on?the?dormancy?release?of?leaf?buds?and?flower?buds,?which?was?able?to?partially?offset?the?negative?effect?of?low-temperature?accumulation?deficiency?on?the?pollen?development?after?dormancy?release.?The?best?treatment?was?1.0?%?cyanamide,?which?could?accelerate?leaf?buds?breaking?13?days?ahead,?promote?the?development?and?bloom?of?floral?buds,?and?increase?the?pollen?germinating?rate?to?27%?under?the?condition?of?insufficient?chilling. |
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