Slop:2°-6°
Altitude:
<500m
Direction:All
Landform:
unknown
Land shape:large square
Mechanized operation:
support
Land flatness:rough
Drainage:
no floods
Irrigation:basically satisfied
Topsoil texture:loam
Fertility:
high
Thickness of effective soil:60-100㎝
Salinization:
no
Pollution:no
Acidity or alkalinity:
PH>7
Organic matter:30 g kg-1~40 g kg-1
Depth from barrier:
60-100㎝
Vegetation coverage:50%~75%
Depth to groundwater:
10m-20m
Climate type:Continental Climate
Sunshine duration h/Yr:
200-3300
Sunshine:abundant
Annual average temperature:
20-30℃
Frost-free period/Days:250-300
Precipitation:
750-1500