热粳优35在江西一季稻区的田间耐热性及产量评价

Shengjun CHEN, Jianbiao ZHANG, Hui QIAN, Dongting XIA,Linghua MAO,Yaohui CAI,Zhibin CAO

China Rice(2018)

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Abstract
2016-2017年在江西省邓家埠水稻原种场,采用田间自然高温方法鉴定了耐热杂交粳稻品种热粳优35的耐热性,并对其农艺性状进行了评价.结果 表明,热粳优35在抽穗期遇到连续2周持续36℃~38℃高温天气的情况下,耐热性表现良好,灌浆充分,籽粒饱满,2年的平均结实率均超过75%,显著优于Y两优1号,产量水平与Y两优1号相当.可见,热粳优35在江西一季稻区表现出良好的耐热性,具有良好的推广应用前景.
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