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Figure 1 shows the trends in average labor productivity in the three major sectors of the Philippine economy -agriculture, industry, and 8.
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| | An optimization model of the agricultural structure, including both economic and ecological considerations, is presented. An emphasis is placed on simulation approaches in the system analysis of the agricultural structure in the Hainan Island. Using a FELIXC-512 system computer, the 20 optimization scenarios of the agricultural structure of Hainandao are provided, and their economic and ecological effects are proved. | | 本文提出了一个综合考虑生态与经济的农业结构优化模型。以海南岛作一实例对农业结构系统分析中的模拟方法进行了具体研究。这个模型应用来为海南岛的农业计划和管理提供具体信息。用FELIXC-512计算机求出了20个海南岛农业结构的优化方案,并对其生态经济效果作了论证。 | | 文摘来源 | | The paper stated that the agricultural science consists of three main branches, agricultural biology, agricultural engineering and agricultural economics. In the field of agricultural engineering, Chinese people paid great attention to agricultural water conservancy and farm implements in the ancient time to ensure the rich harvest of cereals, cotton and oil crops to supply the people with sufficient main food and fiber. This is why China has been existed in the world for more than five thousand years.Since... | | 按照现在科学发展的情况,农业科学包含着农业生物学、农业工程学和农业经济学三大分支科学。在农业工程方面,中国为了保证粮、棉、油等主要食物的稳定生产,自古以来,就非常重视农田水利建设和手工农具的设计制造,使全国有充裕的粮、棉、油供应人民,达到丰衣足食。1949年中华人民共和国成立后,政府仍很重视农田水利建设,同时发展农业机械化。1979年开始经济体制改革,在农业工程方面,农业工程工作者除继续发展农田水利和农业机械化外,还进行了如下的工作:农村电气化、农业建筑和环境控制、农村能源、土地利用工程、农业物料加工、农业工程经济、农业工程推广、农业系统工程和电子计算机、遥感技术以及其他新技术在农业上的应用。至1984年全国粮食总产量达到4.07亿吨,这是1949年总产量的3.6倍,全世界为之震惊。对将来,本文希望全国农业工程工作者应采用一切工程措施增加粮、棉、油的单产,并能降低生产成本以满足人口迅速... | | 文摘来源 | | Economic Agriculture--Tech--Agriculture--Strategic Agriculture, this is adevelopmental course of capitalist agriculture; its logic order reflects historical andpractical processes. When the relations of production becomes the chief obstacle tothe development of agro--productive force, economic agriculture gets its decisivemeaning;when agro-productive labour force is low and agro--procuction is stagnant,to develop tech-agriculture gets its decisive meaning; when agriculture problembecomes a global and common... | | 经济农业→技术农业→战略农业,这是现代资本主义农业发展的历史序列,它的逻辑顺序反映了历史的实际进程。当生产关系成为农业生产力发展的主要障碍时,经济农业就具有决定意义;当农业劳动生产力低下,农业生产停滞不前,这时,发展技术农业就具有决定意义;当农业问题为人类在全球范围内的共同问题,并且关系到某个国家、某类国家在国际社会中的处境和作用,这时,战略农业就具有决定的意义。 | | 文摘来源 | |   | | << 更多相关文摘 |
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