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What is the major of agricultural mechanization and automation in university?
Agricultural mechanization and its automation mainly study the basic theories and knowledge of agronomy, mechanics, automation technology and management.

Main disciplines:

Mechanical engineering, crop science, agriculture and forestry economy and management

Main course:

Descriptive geometry and computer graphics, engineering mechanics, mechanical principles, mechanical design foundation, mechanical manufacturing foundation, electrotechnics, electronics, programmable controller, single chip microcomputer, automobile and tractor science, agricultural mechanics, modern engineering testing technology, agricultural production mechanization, agricultural materials science, fluid mechanics, agricultural introduction, electromechanical integration technology, agricultural mechanization management, CAD design, Proe design, MATLAB design, hydraulic transmission design and so on.

Practical teaching:

Including metalworking practice, driving practice, agricultural mechanization production practice and comprehensive mechanical design, curriculum design, graduation design, tractor disassembly practice, etc. 30 ~ 35 weeks is usually arranged.

Professional experiment:

Agricultural machinery performance test and experiment, mechatronics technology, computer-aided analysis and simulation of mechanized system and other experiments.

Knowledge and skills:

Graduates should have the following knowledge and abilities:

1. Master the basic theory or knowledge of agronomy, mechanics, automation control technology and management;

2. Master the knowledge and technology of performance design, test and appraisal, selection and matching, use and maintenance of agricultural machinery and its automation equipment;

3. Have the planning, design and management ability of agricultural production mechanization system;

4 with agricultural mechanization and automation of new technologies, new equipment, new technology research, development and promotion capabilities;

5. Familiar with the principles, policies and regulations of agricultural mechanization in China;

6. Understand the scientific frontier and development trend of agriculture and agricultural mechanization and automation at home and abroad;

7. Master the basic methods of literature retrieval and information query, and have certain scientific research and practical work ability;

8. Have strong investigation and decision-making, organizational management, oral and written expression skills, and have the basic ability to independently acquire knowledge, process information and innovate.

Professional advantages:

Using automatic control and computer to realize the automation of agricultural production and management is one of the important symbols of agricultural modernization. Agricultural mechanization has realized the replacement of human and animal power with mechanical power and electricity, and the replacement of human hand tools with working machines. Since the 1970s, automatic control, computer, system engineering, remote sensing and other technologies have been gradually applied in agriculture, realizing the automation of some production operations and management, and achieving the effect of improving the quality, efficiency, safety and labor saving of operations. Agricultural automation mainly includes farming, cultivation, harvesting, transportation, irrigation and drainage, crop management, livestock breeding and other processes and automatic control and optimal management of greenhouses.

① Automatic control of farming, cultivation, harvesting and transportation In this respect, high-speed, wide-width and self-propelled farm tools are mainly adopted, and hydraulic control, automatic quick hitch, automatic monitoring and troubleshooting are adopted. Unmanned tractors and remote control devices have also been tested locally.

② Automatic irrigation and drainage system The radio remote control sprinkler irrigation device has been applied to farmland. It consists of a transmitter and a receiver (see remote control). The transmitter is small in size, light in weight and easy to carry, and the receiver is installed on the motor for irrigation and drainage. When managers find that there is drought, they use radio equipment to send control signals to control motors and pumps for sprinkler irrigation. When the amount of irrigation water meets the requirements, a control signal will be sent to stop irrigation. There is also an automatic irrigation system, which automatically decides whether to supply water or stop water according to the evaporation of water in rice fields without the participation of managers.

(3) Automatic crop management system, which uses computer to adjust the crop layout, comprehensively analyzes the influence of ecological and environmental factors according to the growth characteristics of crops, and formulates a management plan that may obtain the best economic benefits. For example, selecting suitable crop varieties and the best fertilization time and quantity of crops, predicting the occurrence period and degree of pests and diseases, and providing decision-making information such as application, dosage and control time of pesticides. Since 1970s, remote sensing technology and system engineering have been applied to agricultural production and management.

(4) Livestock feeding automation The automation systems such as raising chickens, pigs and cattle are all based on computers, which can automatically select the formula that meets the nutritional requirements of livestock at the lowest cost, and carry out regular quantitative feeding of livestock or individual management under the condition of group feeding. For example, chicken farms use computers to prepare feed, and automatically control feeding, adding water, lighting, temperature, taking eggs and removing feces. , can save a lot of labor and improve the laying rate of chickens. In addition, the computer can also record and process the relevant data of livestock, and provide the best scheme for seed selection and feeding management.

⑤ Greenhouse automatic control and management system Greenhouse control and management is a rapidly developing field in agricultural automation. The general greenhouse control management system consists of sensors, computers and corresponding control systems. It can automatically adjust the concentrations of light, water, fertilizer, temperature, humidity and carbon dioxide, create the best growing environment for plants, and promote physiological activities such as photosynthesis, respiration, evaporation and energy conversion. The core of the greenhouse optimal control and management system is the electronic computer (see figure). Its main functions include environmental control, identification of greenhouse data and plant response data, determination of control algorithm and set value, greenhouse management and so on. The factory production and soilless cultivation of vegetables also adopt automatic control and computer.