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甬优12是由浙江省宁波市农科院育成的籼粳杂交稻新品种,已通过浙江省新品种审定,该品种具有生育期长,杂交优势强,茎秆粗壮,生长繁茂,穗大粒多,产量高,并具有超级稻特性和产量,具有良好的推广前景。为了进一步掌握甬优12的特征特性及直播栽培技术,为此我们在2014年开展甬优12的分期直播试验,进一步探索甬优12的特征特性,确定获得高产的最佳播种期和安全播种期。1材料与方法
Yongyou 12 is a new indica-japonica hybrid rice bred by Ningbo Academy of Agricultural Sciences in Zhejiang Province. It has passed the examination of new varieties in Zhejiang Province. It has the advantages of long growth period, strong heterosis, stalks with strong growth, , High yield and super rice characteristics and yield, has a good promotion prospects. In order to further understand the characteristics of Yongyou 12 and its direct seeding cultivation techniques, we carried out the staged live broadcast experiment of Yongyou 12 in 2014 to further explore the characteristics of Yongyou 12 and determine the optimum sowing date and safe sowing date . 1 materials and methods