基于不同方法的汉中盆地稻麦轮作土壤供氮能力评价

张方方,马宁博,岳善超,李世清

Evaluation of Nitrogen Supply Capacity of Paddy and Wheat Rotation Soil in Hanzhong Basin by Different Determination Methods

ZHANG FangFang,MA NingBo,YUE ShanChao,LI ShiQing

表1 供试土壤基本情况

Table 1 Location, field type, soil texture, and soil type of test soil

土样编号 Soil No. 采样地点 Location 田地类型 Field type 土壤质地 Soil texture 土壤类型 Soil type 1 汉台区Hantai District 平坝田Flat field 壤土Loam 黄棕壤Yellow brown soil (YBS) 2 勉县Mian County 平坝田Flat field 壤土Loam 黄棕壤Yellow brown soil (YBS) 3 勉县Mian County 平坝田Flat field 黏土Clay 黄褐土Yellow cinnamon soil (YCS) 4 南郑区Nanzheng District 平坝田Flat field 壤土Loam 黄棕壤Yellow brown soil (YBS) 5 南郑区Nanzheng District 平坝田Flat field 壤土Loam 棕壤Brown soil (BS) 6 城固县Chenggu County 平坝田Flat field 黏土Clay 黄棕壤Yellow brown soil (YBS) 7 洋县Yang County 冲积田Alluvial field 壤土Loam 黄棕壤Yellow brown soil (YBS) 8 洋县Yang County 平坝田Flat field 壤土Loam 黄棕壤Yellow brown soil (YBS) 9 洋县Yang County 平坝田Flat field 壤土Loam 黄棕壤Yellow brown soil (YBS) 10 城固县Chenggu County 梯田Terraces 壤土Loam 黄棕壤Yellow brown soil (YBS) 11 汉台区Hantai District 平坝田Flat field 壤土Loam 黄棕壤Yellow brown soil (YBS) 12 汉台区Hantai District 平坝田Flat field 黏土Clay 黄褐土Yellow cinnamon soil (YCS)