OPTIMIZATION AND ANALYSIS OF THECOMBINATION SCHEMES BETWEEN THE FORMS OF AGRICULTURAL RESPONSIBILITY PRODUCTION SYSTEMS AND FARM MACHINERY MANAGEMENT IN HAILUN COUNTY HEILONGJIANG
The trends of agronomy development in 21 st century are as followings:intensive farming? high yield and efficiency and sustainable development; the principles in combining agronomy with farming machinery.
The principles include that agronomy study must take into consideration the possibility of farming machinery and farming machinery must adapt to the needs of agronomy.
Mechanized wheat harvesting across from one district to the other through out all the wheat planting districts in china opened up a fine disposition road for the high efficiency utilizition of agricultural mechanical resources.
Case One involved a course on agricultural mechanical systems taught at a Texas four-year university with 13 participants.
例句来源
The Boat-type tractor is a new type tractor, which is first developed in China. It is developing very rapidly in recent years and is being much appreciated by users and received by both native and foreign farm machinery circles with interest.In this paper, based on the actual status and problems of mechanization the paddy field of our country, we have made the theoretical and conparative analysis of the Boad-Type Tractor to account for its suitability and economy in terms of its working mechanism, ciroumsta...
This paper has studied new situation of agricultural economy in our country and new demands on the comprehensive development of the agricultural mechanization. In this paper, new task of research works in the area of agricultural mechanization, design and manufacture of new machinery, and the use of agricultural energy sources are arised; improving the structure and management of research work, enhancing the researcher's quality are suggested.
In according with Marxist theory on economic limit of selecting machines and on the basis of the Xia ,Zhen Kun's study, this paper further examines the proce- ss substituting manual operation with mechanical and proposes regarding the labor cost per day and the annual mechanical working capacity as variable for analysing the eccnomic effect of machines. By making a comparable analysis between the three types of corn drills and manual dibbling,we have established the critical characteris-tic equation the cri...