Institute of Environment and Sustainable Development in Agriculture, Caas

Beijing Zitiao Network Technology Co., Ltd.

Beijing Institute of Technology

Xiaojie Li

Xurong Mei

Haoru Li

Weiping Hao

Daozhi Gong

Lili Gao

Xuemin Hou

Xin Li

Lan Jiang

Qi Deng

Misheng Liang

Yiyong Li

Xiaozhe Chen

Zhiying Cao

The present disclosure provides a display method, apparatus, computer device and storage medium, wherein the method comprises: in response to a trigger operation for any of book recommendation topics, acquiring a plurality of topic posts under the book recommendation topic, and target filtering items matching the topic posts; wherein the target filtering items are determined based on book recommendation information of the topic posts and book information recommended in the topic posts; displaying the target filtering items; and in response to one of the target filtering items being selected, displaying topic posts associated with the one of the target filtering items.

Display method, apparatus, computer device and storage medium

A system for multi-channel data acquisition and precision irrigation and fertilizer application control of crops involving the following steps: obtaining a soil moisture content and a plant status parameter for plants within each homogeneous area; calculating a required soil moisture content for plants within the homogeneous area based on a difference between the required soil moisture content for plants within the planting area and the soil moisture content for plants within the homogeneous area; obtaining types and quality of required fertilizers for plants within the homogeneous area based on the plant status parameter for plants within the homogeneous area; blending an irrigation water and fertilizer solution required by plants within the homogeneous area; and irrigating plants within each homogeneous area according to the irrigation water and fertilizer solution required by plants within the homogeneous area.

System for multi-channel data acquisition and precision irrigation and fertilizer application control of crops

Disclosed is a straw crushing device capable of driving a sharpening structure, relating to the field of straw crushing. The straw crushing device includes a main housing, the main housing is internally provided with a crushing chamber and a suction chamber, a feeding nozzle is installed outside the main housing, and the feeding nozzle communicates with a feeding end of the crushing chamber. A spline transmission shaft is installed inside the main housing, and penetrates through the crushing chamber and the suction chamber. A driving motor is installed outside the main housing, and the driving motor is connected to the spline transmission shaft. A Y-shaped tool rest is installed on the spline transmission shaft, and the Y-shaped tool rest is located in the crushing chamber.

Straw crushing device capable of driving sharpening structure

A method and a device for processing a unidirectional flow surface, the method includes: generating a grayscale map having gradually changed grayscale values; generating a holographic phase map having a bionic light spot with gradually changed energies based on the grayscale map; loading the holographic phase map onto a spatial beam shaper; and focusing a laser beam on a surface of an object to be processed after the laser beam passes through the spatial beam shaper, to process structural units having unidirectional flow characteristics on the surface of the object to be processed.

Method and device for processing unidirectional flow surface

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Beijing, China

Xiaojie Li