++杂交稻亩产突破900公斤，下一步就是吨粮田了。试问袁隆平的杂交稻没有种子和化肥的支撑，所谓的高产还成立吗？隆平高科等垄断上游的种子供应，获取暴利且有种源垄断导致以次充好的风险，加上化肥价格暴涨，农民在提高产量的过程中没有得到好处。这种对土地掠夺式地种植，其实和石油开采类似，寅吃卯粮。
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