|
| 年份 |
播种面积 |
总产量（万吨） |
单产产量 |
| 万亩 |
千公顷 |
千克/亩 |
千克/公顷 |
| 1949 |
1447.9
|
965
|
120
|
83
|
1238
|
| 1950 |
1369.5
|
913
|
129
|
94
|
1413
|
| 1951 |
1131
|
754
|
103
|
91
|
1361
|
| 1952 |
802.6
|
535
|
101
|
126
|
1890
|
| 1953 |
1235.4
|
824
|
134
|
108
|
1620
|
| 1954 |
1265.4
|
844
|
128
|
101
|
1515
|
| 1955 |
1481
|
987
|
154
|
104
|
1560
|
| 1956 |
1590.7
|
1060
|
121
|
76
|
1140
|
| 1957 |
1361.6
|
908
|
139
|
102
|
1530
|
| 1958 |
1485
|
990
|
138
|
93
|
1389
|
| 1959 |
1326
|
884
|
132
|
100
|
1494
|
| 1960 |
1582.5
|
1055
|
107
|
67
|
1010
|
| 1961 |
1582.5
|
1055
|
146
|
92
|
1382
|
| 1962 |
1624.9
|
1083
|
135
|
83
|
1245
|
| 1963 |
1824.9
|
1217
|
156
|
85
|
1275
|
| 1964 |
1657.3
|
1105
|
152
|
92
|
1380
|
| 1965 |
1634
|
1089
|
144
|
88
|
1320
|
| 1966 |
1764
|
1176
|
183
|
104
|
1553
|
| 1967 |
1692
|
1128
|
190
|
112
|
1685
|
| 1968 |
1626
|
1084
|
175
|
107
|
1610
|
| 1969 |
1567.5
|
1045
|
143
|
91
|
1368
|
| 1970 |
2100
|
1400
|
273
|
130
|
1950
|
| 1971 |
2377.5
|
1585
|
334
|
140
|
2106
|
| 1972 |
2757
|
1838
|
308
|
112
|
1672.5
|
| 1973 |
2598.6
|
1732
|
419
|
161
|
2415
|
| 1974 |
2971.5
|
1981
|
530
|
178
|
2670
|
| 1975 |
2984.8
|
1990
|
567
|
190
|
2850
|
| 1976 |
2850
|
1900
|
514
|
181
|
2715
|
| 1977 |
2790.3
|
1860
|
445
|
160
|
2400
|
| 1978 |
2823.3
|
1882
|
581
|
206
|
3090
|
| 1979 |
2394
|
1596
|
534
|
223
|
3345
|
| 1980 |
2523
|
1682
|
507
|
201
|
3015
|
| 1981 |
2326.5
|
1551
|
528
|
227
|
3398
|
| 1982 |
2409
|
1606
|
590
|
245
|
3675
|
| 1983 |
2572.5
|
1715
|
942
|
366
|
5490
|
| 1984 |
2782.5
|
1855
|
1104
|
397
|
5948
|
| 1985 |
2520
|
1680
|
793
|
315
|
4725
|
| 1986 |
2985
|
1990
|
1016
|
341
|
5115
|
| 1987 |
3183
|
2122
|
1232
|
387
|
5805
|
| 1988 |
2980.5
|
1987
|
1221
|
410
|
6150
|
| 1989 |
2974.5
|
1983
|
1008
|
339
|
5085
|
| 1990 |
3328.5
|
2219
|
1530
|
460
|
6900
|
| 1991 |
3420
|
2280
|
1501
|
439
|
6585
|
| 1992 |
3351
|
2234
|
1474
|
440
|
6596
|
| 1993 |
3058.5
|
2039
|
1345
|
440
|
6594
|
| 1994 |
3150
|
2100
|
1439
|
457
|
6853
|
| 1995 |
3516
|
2344
|
1479
|
420
|
6307
|
| 1996 |
3721.5
|
2481
|
1753
|
471
|
7066
|
| 1997 |
3681
|
2454
|
1260
|
342
|
5135
|
| 1998 |
3632
|
2421
|
1925
|
530
|
7949
|
| 1999 |
3564
|
2376
|
1693
|
475
|
7125
|
| 2000 |
3296
|
2197.3
|
993
|
301
|
4520
|
| 2001 |
3914.3
|
2609.5
|
1328
|
339
|
5091
|
| 2002 |
3868.5
|
2579
|
1540
|
398
|
5970
|
|