本世纪下半叶以来,如何加快发展农业和控制人口,逐渐为世界各国政府所关注,特别在发展中国家,已成为困扰各国政府的两大问题,我国也不例外。展望农业未来,形势更为严峻,据测算,到2000年时我国人口将达到12.6亿人,到2025年时,我国的人口将接近15亿人。而我国土地最高承载量约15～16亿人。可见,在相当长的时期内,我国土地资源 Since the second half of this century, how to speed up the development of agriculture and population control has gradually attracted the attention of governments all over the world. Particularly in the developing countries, it has become the two major problems that plague the governments of all countries. My country is no exception. Looking ahead to the agricultural future, the situation is even more severe. It is estimated that by the year 2000, our population will reach 1.26 billion. By 2025, our population will approach 1.5 billion. The maximum carrying capacity of land in our country is about 1.5 ~ 1.6 billion. Can be seen in a fairly long period of time, China’s land resources