Direction:All
Landform:
unknown
Land shape:large square
Mechanized operation:
partly support
Land flatness:flat
Drainage:
no floods
Irrigation:basically satisfied
Topsoil texture:loam
Fertility:
medium
Thickness of effective soil:60-100㎝
Salinization:
no
Pollution:no
Acidity or alkalinity:
PH=7
Organic matter:6 g kg-1~10 g kg-1
Depth from barrier:
60-100㎝
Vegetation coverage:50%~75%
Depth to groundwater:
10m-20m
Climate type:Temperate Monsoon Climate
Sunshine duration h/Yr:
2200-3000
Sunshine:sunshine during daytime
Annual average temperature:
10-20℃
Frost-free period/Days:250-300
Precipitation:
750-1500