5 research outputs found

    Helping Students Learn through Students Feedback Literacy Method

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    Feedback is the critical element to improve students’ learning quality. During the ten years, many papers have focused on the students’ feedback literacy (SFL) and teachers’ feedback literacy (TFL). This article aims to systematize the core research concept of different teams and suggest strategies for training SFL. For the qualitative method, the researchers interviewed 26 teachers from two vocational colleges in China. For the quantitative method, the authors analyzed 523 students’ data and questionnaires to determine whether there is significant difference between them. Although there is no significant difference the two college between the south and north part of China, using feedback effectively is an important life skill required to function effectively in the workplace and relationships. We summarize crucial ideas about designing effective feedback strategies throughout the paper. With this in mind, we invite readers to consider what small changes you would make to your practice and how you would share your learning with your colleagues and students.

    Research Progress in Active Components of Plant Extracts Resistant to Pseudorabies Virus

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    Pseudorabies is a hot infectious disease, which can cause fever, encephalomyelitis, multiple organ failure, paralysis and other symptoms in infected animals. The pathogen of the disease is enveloped DNA virus, and pig is the only natural repository, which has strong resistance to the host and can attack the nervous system of the host. The prevalence of pseudorabies seriously harms the pig industry in China, therefore, it is listed among the diseases that need priority control and purification in China. At present, one of the main prevention and control measures against pseudorabies in pigs is vaccination. However, the virus is prone to mutate to produce new strains, which leads to the decline of the immune effect of the vaccine, and difficult to provide complete protection. Therefore, it is very important to find and develop new drugs as substitutes for the prevention and control of pseudorabies. There are many natural active ingredients in plant extracts, such as polyphenols, polysaccharides, alkaloids, and etc. These ingredients not only have antibacterial activity, antioxidant properties and antitoxin properties, but also have certain therapeutic effects on animal diseases. These active ingredients possess the advantages of multifunction and less side effects, which can effectively guarantee the safety of pig breeding and production. In the study, the active components of plant extracts are briefly summarized, the antiviral effects of different active components of plant extracts on pseudorabies virus are emphatically summarized, and the application prospects are discussed in order to provide references for the research and development of novel plant drugs

    Application of Flow Cytometry in Agricultural Research

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    Flow cytometry is a biological technique for counting and sorting out tiny particles suspended in fluid based on flow cytometer through the detection of scattering or coupled fluorescence signals to obtain a series of important biophysical and biochemical related characteristics of suspended particles (usually cells, bacteria and other tiny particles) in a quick, accurate, objective and high-throughput way, and to automatically analyze and sort out specific populations according to the pre-selected parameter range of cells, bacteria and other tiny particles. Flow cytometry is widely used in many scientific fields, especially biotechnology and medicine. Although the application of flow cytometry in agricultural research started relatively late, great progress has been made. With the continuous improvement of the performance of flow cytometer, the continuous development and improvement of labeling methods and detection technologies, the application prospect of flow cytometry will become wider, and it will also play an increasingly important role in the agricultural field. In this review, it introduces the working principle and functional classification of flow cytometer, discusses the application and research progress of flow cytometry in agricultural fields such as crop genome and protoplast analysis, stress resistance research, animal immunity and trace element analysis, sperm quality and sex control, toxin toxicity analysis, pathogenic bacteria and virus analysis, and then looks forward to the development prospect of this research field, providing a new direction for the potential application of flow cytometry in agricultural fields
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