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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Применить Всего найдено 4. Отображено 4.
30-05-2023 дата публикации

Application of wheat seedlings in refrigerating trichogramma longishengi and refrigerating method

Номер: CN116171941A
Принадлежит:

The invention belongs to the technical field of insect feeding, and particularly relates to application of wheat seedlings in cold storage of trichogramma longishi. According to the method, eggs of laodelphax striatellus are used as hosts of trichogramma longishi, and wheat seedlings are used as spawning carriers of laodelphax striatellus. The wheat seedlings have cold resistance and can be in a survival state after being refrigerated for a long time, and after the wheat seedlings are taken out of a refrigerated storage, the situation that the trichogramma longishi in oviposition carrier tissue is dehydrated and dead due to water loss is avoided under the normal-temperature condition. According to the scheme provided by the invention, the storage time of the trichogramma longishi can be greatly prolonged, the survival rate and eclosion rate are improved, the trichogramma breeding efficiency is improved, and large-scale artificial feeding is realized.

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06-07-2016 дата публикации

Collection system is caught in planthopper field

Номер: CN0205357871U
Принадлежит:

... 本实用新型涉及一种稻飞虱田间捕捉采集装置,包括用于从水稻植株上直接捕捉稻飞虱的锥状体,所述锥状体的上端固连有弧形手柄,所述锥状体的下端固连有用于容纳稻飞虱的圆柱体容器,所述锥状体的一侧上端开设有用于放入水稻植株的弧形缺口,所述锥状体的上端延伸有用于将稻飞虱导入锥状体内的弧形挡板。本实用新型结构简单,使用方便,能够快速、有效地对田间稻飞虱种群进行调查、数量统计和试验昆虫的捕捉采集,为室内进行生物测定等研究提供了充足的试验昆虫,大幅降低了工作劳动强度,提高了科研工作效率,并有效提高了科学调查和试验数据的可靠性和精确度。 ...

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29-06-2016 дата публикации

Male device is killed in intelligent rice hybridization

Номер: CN0205337133U
Принадлежит:

... 本实用新型涉及一种智能化水稻杂交杀雄装置,包括一个以上罩体、可拆装活动支架以及蒸汽发生器,支架上设有进气口、多个出气口以及连通于进气口和各个出气口之间的蒸汽通道,该装置还包括设置于支架上靠近出气口位置的温度传感器以及智能控制装置,智能控制装置能根据温度传感器所反馈的温度信息来调整蒸汽发生器的工作状态从而保证出气口周围的温度恒定在设定温度范围内。该装置不仅能直接在田间作业,无需移植植株,对植株无损害,而且一次能对多株植株进行杀雄,作业效率高,此外还能持续保持杀死雄蕊花粉又不损害雌蕊花粉所需的温度,且大大提高杂交效率和种子纯度,本实用新型适用于规模化的水稻杂交制种生产,操作方便快捷,效果好。 ...

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15-08-2023 дата публикации

Rice planthopper egg parasitic wasp released egg as well as preparation method and application of rice planthopper egg parasitic wasp released egg

Номер: CN116584447A
Принадлежит:

The invention discloses a rice planthopper egg parasitic wasp released egg as well as a preparation method and application thereof, and particularly relates to the field of biological control of agricultural pests. The rice planthopper egg parasitic wasp release egg comprises a light-proof shell and egg parasitic wasp strips. Wherein the shell is divided into a shell upper half part and a shell lower half part, and the shell upper half part and the shell lower half part are connected together; egg parasitic wasp strips are located on the lower half portion of the shell and fixed to the lower half portion of the shell through agar. According to the rice planthopper egg parasitic wasp released eggs, through light and simplified design and matched optimized feeding and releasing methods, batch artificial releasing of rice planthopper egg parasitic wasps can be achieved, the control effect of the egg parasitic wasps on rice field planthoppers is brought into full play, and the purpose of biological ...

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