Compared with the previous crop type of soybean, rice planting in the previous season accelerated soil nitrification-denitrification rate in the following wheat season.
与前茬种植大豆相比，前茬作物水稻促进了后季麦田土壤硝化-反硝化作用。
2
The following results are of great importance: (1) the oxidation power of roots in wide—space planting keeps a reasonable level (lower by 17.5%—36.1% per gram fresh weight).
尤以以下三方面的结果更具有意义。 （1） 水稻每克鲜根的氧化力低于对照17.5%—36.1%。
3
Which of the following is true about planting peonies?