|
| 年份 |
播种面积 |
总产量（万吨） |
单产产量 |
| 万亩 |
千公顷 |
千克/每亩 |
千克/公顷 |
| 1949 |
993
|
662
|
53
|
53
|
797
|
| 1950 |
1076
|
717
|
66
|
61
|
918
|
| 1951 |
1149
|
766
|
77
|
67
|
1002
|
| 1952 |
966
|
644
|
64
|
67
|
1005
|
| 1953 |
1167
|
778
|
79
|
68
|
1020
|
| 1954 |
1117
|
745
|
86
|
77
|
1155
|
| 1955 |
1147
|
764
|
92
|
80
|
1200
|
| 1956 |
1302
|
868
|
92
|
71
|
1065
|
| 1957 |
1180
|
787
|
86
|
73
|
1095
|
| 1958 |
1288
|
859
|
121
|
94
|
1406
|
| 1959 |
1152
|
768
|
94
|
82
|
1229
|
| 1960 |
1175
|
783
|
83
|
71
|
1064
|
| 1961 |
1228
|
819
|
74
|
60
|
897
|
| 1962 |
1055
|
703
|
83
|
78
|
1170
|
| 1963 |
1316
|
877
|
102
|
77
|
1155
|
| 1964 |
1367
|
911
|
13
|
89
|
1335
|
| 1965 |
1431
|
954
|
131
|
92
|
1380
|
| 1966 |
1468
|
979
|
149
|
101
|
1518
|
| 1967 |
1418
|
945
|
127
|
90
|
1347
|
| 1968 |
1342
|
895
|
104
|
78
|
1167
|
| 1969 |
1323
|
882
|
144
|
109
|
1637
|
| 1970 |
1209
|
806
|
129
|
106
|
1595
|
| 1971 |
1427
|
951
|
161
|
113
|
1692
|
| 1972 |
1296
|
864
|
154
|
119
|
1778
|
| 1973 |
1264
|
843
|
175
|
139
|
2085
|
| 1974 |
1323
|
882
|
198
|
150
|
2250
|
| 1975 |
1415
|
943
|
213
|
151
|
2265
|
| 1976 |
1471
|
980
|
218
|
148
|
2220
|
| 1977 |
1549
|
1032
|
264
|
170
|
2550
|
| 1978 |
1626
|
1084
|
292
|
180
|
2700
|
| 1979 |
1556
|
1037
|
288
|
185
|
2775
|
| 1980 |
1615
|
1077
|
275
|
171
|
2558
|
| 1981 |
1511
|
1007
|
203
|
134
|
2010
|
| 1982 |
1482
|
988
|
282
|
191
|
2858
|
| 1983 |
1416
|
944
|
288
|
204
|
3053
|
| 1984 |
1426
|
951
|
313
|
220
|
3293
|
| 1985 |
1427
|
951
|
292
|
204
|
3060
|
| 1986 |
1425
|
950
|
273
|
192
|
2880
|
| 1987 |
1524
|
1016
|
325
|
213
|
3195
|
| 1988 |
1410
|
940
|
289
|
205
|
3075
|
| 1989 |
1493
|
996
|
322
|
215
|
3225
|
| 1990 |
1537
|
1025
|
334
|
217
|
3255
|
| 1991 |
1542
|
1028
|
354
|
229
|
3435
|
| 1992 |
1500
|
1000
|
346
|
231
|
3461
|
| 1993 |
1502
|
1001
|
425
|
283
|
4247
|
| 1994 |
1536
|
1024
|
272
|
177
|
2651
|
| 1995 |
1354
|
903
|
282
|
208
|
3127
|
| 1996 |
1631
|
1087
|
472
|
290
|
4343
|
| 1997 |
1374
|
916
|
271
|
198
|
2963
|
| 1998 |
1598
|
1065
|
481
|
301
|
4516
|
| 1999 |
1685
|
1123
|
440
|
261
|
3920
|
| 2000 |
1508
|
1005
|
413.7
|
261
|
3914
|
| 2001 |
1508
|
1005
|
353
|
234
|
3510
|
| 2002 |
1500
|
1000
|
375
|
250
|
3744
|
|