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随着经济危机的不断深入,粮食危机已经蔓延全球。其实这场危机由来已久,耕地面积的不断下降和能源危机,本就已使农业成本迅速增加,加之人口的不断增长,粮食问题成为世界性的难题。如何使不断减少的耕地养活越来越多的人口,对于生存条件比较恶劣的地区来说,这一点尤为重要。
As the economic crisis deepens, the food crisis has spread all over the world. In fact, this crisis has a long history. With the continuous decline of cultivated area and energy crisis, the cost of agriculture has rapidly increased. With the continuous increase of population, the food issue has become a worldwide problem. How to feed a declining population of cultivated land to a growing population is particularly important in areas where living conditions are poor.