time of fertilization

The research results showed that there were no big difference in the time of beginning fertilization between autotetraploid and diploid rice.

研究结果表明，同源四倍体水稻和二倍体水稻在发生受精作用的时间上不存在很大的差异。

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At the time of fertilization, we could determine the optimal fertilization based on different slope positions.

因此在施肥时可根据不同坡位确定最佳施肥量。

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Experimental results show that the mean predicting accuracy of the LS-SVM model is higher than BP neural network model. At the same time, the LS-SVM model is especially suitable for limited number of samples. ( 4) Development of intelligent fertilization recommendation platform for tobacco.

实验结果表明，基于最小二乘支持向量机的施肥推荐模型对产量的预测准确率高于BP网络模型，且特别适用于样本数量有限的情况。（4）基于GIS的烤烟智能施肥推荐平台的开发。

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Effects of Fertilization Period and Harvest Time on Seed Yield of Roegneria Nutans

施肥期和收获期对垂穗鹅观草种子产量影响的研究

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Effects of Nutrient Management of Different Fertilization Time on Yield and Yield Components of Rice

不同时期养分管理对水稻产量及其构成因子的影响

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All the work are done by children themselves including scarification, semination, fertilization and watering etc* In free time everyday, pieces of plots become the children's favorites.

从松土、播种，到施肥、浇水，所有的工作都是由孩子们自己亲手完成。每天只要一有空闲，这一块块菜地就成了小家伙们最爱去的地方。

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Dead spermatozoa were capable of fertilizing oocytes by ICSI, but rates of fertilization and embryo development declined with time after death.

山羊死亡精子通过ICSI技术可以受精并发育，但是随死亡时间延长受精和发育能力下降。

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