利用长期施肥模式定位试验，采用陶土管土壤溶液采集装置，研究了南方红壤丘陵区稻田不同施肥模式对农业水环境的影响。

Two filed experiments located at the south edges of the Loess Plateau were used to study the effects of different cultivation and fertilization models on contents of SMBC, SMBN, SOC and SON in soils.

youdao

2007年的早、中稻期间通过南方各地型稻田的收割考验，效果相当好，深受农户欢迎。

In 2007 the early and mid-season through the South during the harvest rice fields throughout the type test results very good, welcomed by farmers.

youdao

2007年的早、中稻期间通过南方各地型稻田的收割考验，效果相当好，深受农户欢迎。

In 2007 the early and mid-season through the South during the harvest rice fields throughout the type test results very good, welcomed by farmers.

youdao