近年来,讨论农业发展后劲时,人们更加关注土壤肥力,特别是有机肥和化肥的使用问题。比较普遍的看法是:近年有机肥用量逐渐减少,化肥用量逐年增加,引起土壤有机质含量下降,土壤板结。西方一些发达国家正在搞无化肥、无农药使用的“有机农业”,而“有机农业”是我国自古以来的优良传统。因此,我国农业发展上要减少化肥,增加有机肥的投 In recent years, when discussing the stamina of agricultural development, people pay more attention to soil fertility, especially the use of organic fertilizers and fertilizers. The more common view is: In recent years, gradually reduce the amount of organic fertilizer, fertilizer use increased year by year, causing soil organic matter content decreased, soil compaction. Some western developed countries are pursuing “organic agriculture” without chemical fertilizers or pesticides, and “organic agriculture” is a fine tradition of our country since ancient times. Therefore, China’s agricultural development to reduce fertilizer, increase investment in organic fertilizer