在您的搜尋 主題建議
在您的搜尋 主題建議
productivity
Agriculture
6
agriculture
4
economy
3
Indian peasants
2
literacy
2
management
2
socio-economic factors
2
Crop growth
1
Distant trade
1
Farm management
1
Fertilizer
1
Materials control;
1
Methodology
1
Production and inventory control;
1
budgeting
1
fertilizer
1
finance
1
human resource
1
marketing
1
-
1
-
2
-
3
-
4
-
5
-
6
-
7
-
8
-
9
-
10
-
11
-
12
-
13