Department;
of;
Agriculture;
Directorate;
Research;
Services;
Polokwane;
0700;
South;
Africa;
Plant;
Production;
Soil;
Science;
andAgricultural;
Engineering;
University;
ofLimpopo;
Sovenga;
0727;
Crop;
Tshwane;
Technology;
Pretoria;
0001;
Agronomy;
and;
Biotechnology;
China;
Agricultural;
Beij'ing;
100094;