Three yield factors of 10 high-yielding hybrid early rice combinations from Jiangxi province were analysed by using linear regression method.
应用线性回归分析方法分析了江西省10个高产早杂组合的产量三要素对产量的影响。
So in order to get good response for hybrid early rice , potassium fertilizer should be applied at early stage, attention should also be paid to middle stage ;
因此为了使杂交早稻有更好的反应，钾肥应在早期施用，中期也应重视钾；对杂交晚稻来说，在苗期和分蘗期应格外注意施钾，在中后期也应根据钾营养状况施用一定量钾。
On the basis of maintaining 1000-grain weight of the present combinations, increasing filled grains per panicle was an effective approach to elevating the yield of hybrid early rice.
在保持现有组合的千粒重的基础上，增加每穗实粒数是提高早杂组合产量的有效途径。
Simulation test of hybrid rice production demonstrated that the purity of hybrid rice would be improved greatly by using leaf colour as a marker to eliminate the false hybrid rice at early stage.
模拟杂交稻生产和制种繁种，表明利用苗期叶色标记结合人工去杂，可有效提高田间纯度。
Crossing it with Zaohui 89, a new two-line early hybrid rice combination, Jinliangyou 289, was developed and it was characterized with both high yield and good grain quality.
利用该不育系与早恢89配组育成两系杂交早稻新组合金两优289，该组合具有产量高、米质较优、综合性状好等特点。
The effects of four factors on techniques for seedling establishment of No-tillage seedling broadcasting cultivation of early hybrid rice were studied.
研究了四个不同因素对杂交早稻免耕抛栽立苗的影响。
Its paternal parent"R402" is a three-line hybrid restorer line of early rice.
父本R40 2是湖南安江农校选育成的三系法早杂恢复系。
Its paternal parent"R402" is a three-line hybrid restorer line of early rice.
父本R40 2是湖南安江农校选育成的三系法早杂恢复系。
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