随密度增加、施氮量增大或播期延迟，胚中脂肪含量均在峰值之后下降缓慢，成熟时脂肪含量均有增加。
With density and nitrogen application being increased or sowing date being postponed, the fat content was slowly falling after the peak value, but increased at mature period.
结果表明：空篷栗在幼胚发育期、子叶发育期，其总苞和子房中的蛋白质含量均低于正常栗；
The results showed that in the developmental periods of young embryo and cotyledon, protein contents of ovary of empty shell chestnut were lower than that of normal chestnut;
结果表明：空篷栗在幼胚发育期、子叶发育期，其总苞和子房中的蛋白质含量均低于正常栗；
The results showed that in the developmental periods of young embryo and cotyledon, protein contents of ovary of empty shell chestnut were lower than that of normal chestnut;
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