Post on 09-Jan-2016
description
2000
5
5000,,,10,
1937730 56070156.63.76002001
,,1950 ( , 181994423321120
7000,480
310.25-O.351500l949198020.35-0.50600-10001980-20003WUE21
---- 3
----
15%-30%28%197990
----
----
----
----
GPS23cm30%40%
----
20800.70.8 90
----
(Surge flow irrigation)1979 ()
----
----RDI70() ,
----CRAI 14.3%14.9%15.0%CRAI8%30
----
---- 3 S
----
---- 3.
1. 2.
----(crop water production function)
----
()
30%
060 cm3.2 gkg28.1 %67.8060 cm7.3 %020 cm 69.8 20~40 cm3.8% 4060 am16.4
123
123
+
+ + + + +