@base .
a ;
"1473-5903" ;
.
a .
a , ;
"International journal of agricultural sustainability" .
a , , ;
, , ;
"International journal of agricultural sustainability." ;
;
;
;
"1473-5903" ;
;
;
"1473-5903" ;
;
"1473-5903" ;
"International journal of agricultural sustainability" , "International journal of agricultural sustainability." .
a ;
"1473-5903" ;
.
.
a ;
;
"20160921110100.0"^^ ;
;
.