On the basis of the field exploration of the Yuchisi Site, we analyzed the biomarkers of the paleocivilization sediment ......

一户多块地的农地细碎化给农民的耕种带来了诸多不便，在一定程度上阻碍了中国农业的现代化进程。农地细碎化的产生主要是由于自然因......