• 花期割,刈草营养成分含量最高

    The highest nutritive values of sweetclover is during the period from prebloom to early bloom.

    youdao

  • 生产紫花苜蓿适宜刈至10%开花

    Feasible cutting time for producing alfalfa leaf meal was bud appearing to 10% flowering phase.

    youdao

  • 根据品种特点,大致分为型、种类型。

    Based on the characteristic of floral bud emergence, the cultivars can be divided into 3 groups: early, middle and late floral budding groups.

    youdao

  • 延长营养生长时间增大面积指数、延迟、集中结铃作用明显。

    When sowing time was later, the nutrition growth period was prolonged, the leaf area index was increased, and budding stage was prolonged.

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  • 通过盆栽试验研究不同移栽苗大田移栽-现蕾生长发育影响

    Pot experiments were carried out to study the effects of the seedlings cultured in different ways on growth and development of tobacco plant during the field period (from transplanting to budding).

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  • 气雾栽培法促进马铃薯开花,其现蕾开花花粉生活明显优于田间栽培

    By aeroponics, potato inflorescences were promoted effectively, and the number of flower buds and flowers, and pollen fertility were much superior to those of plants growing in field.

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  • 期对紫苏生育期及数量性状影响研究结果表明现蕾日数随播期变化和品种的熟性有较大的相关;

    The results showed as follows:The days of bud period to the end florescence had a regulars variation with its sowing time advanced in different variety.

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  • 熟春大豆叶片相对生长速度(RGR)至现蕾30即为较小负值类型则在现蕾50天才负值

    Leaf RGR of early and medium ripening varieties was very small or even reached negative in 30 days after FBA while late type reached negative in 50 days after FBA.

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  • 结果表明利用防虫网可以有效控制罗汉果病毒病感染及其传播,采取化学调控措施可以促使罗汉果提早开花提高罗汉果植株率和产量

    It was founded that the preventing insect nets could effectively control the virus infection and spreading. The chemical control could promote the appear of blossoms and increase yield of plants.

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  • ,资深记者中国特稿社副社长,清华大学新闻传播学院特聘教授

    Xiong Lei, a journalist and former executive director of China Features, is currently a guest professor at Tsinghua University's school of journalism and communication.

    youdao

  • ,资深记者中国特稿社副社长,清华大学新闻传播学院特聘教授

    Xiong Lei, a journalist and former executive director of China Features, is currently a guest professor at Tsinghua University's school of journalism and communication.

    youdao

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