|
| 年份 |
播种面积 |
总产量（万吨） |
单产产量 |
| 千公顷 |
万亩 |
千克/公顷 |
千克/亩 |
| 1949 |
949
|
1424
|
88
|
926
|
62
|
| 1950 |
983
|
1475
|
103
|
1052
|
70
|
| 1951 |
933
|
1400
|
94
|
1011
|
67
|
| 1952 |
982
|
1473
|
119
|
1215
|
81
|
| 1953 |
921
|
1382
|
93
|
1020
|
68
|
| 1954 |
994
|
1491
|
133
|
1335
|
89
|
| 1955 |
1270
|
1905
|
176
|
1380
|
92
|
| 1956 |
1666
|
2499
|
223
|
1350
|
90
|
| 1957 |
1395
|
2093
|
184
|
1320
|
88
|
| 1958 |
1381
|
2072
|
185
|
1337
|
89
|
| 1959 |
1128
|
1692
|
132
|
1170
|
78
|
| 1960 |
952
|
1428
|
75
|
786
|
52
|
| 1961 |
876
|
1314
|
77
|
879
|
59
|
| 1962 |
815
|
1223
|
88
|
1080
|
72
|
| 1963 |
1068
|
1602
|
137
|
1290
|
86
|
| 1964 |
1125
|
1688
|
155
|
1380
|
92
|
| 1965 |
1344
|
2016
|
199
|
1485
|
99
|
| 1966 |
1553
|
2330
|
305
|
1965
|
131
|
| 1967 |
1330
|
1995
|
278
|
2091
|
139
|
| 1968 |
1229
|
1844
|
215
|
1751
|
117
|
| 1969 |
1282
|
1923
|
251
|
1958
|
131
|
| 1970 |
1329
|
1994
|
288
|
2163
|
144
|
| 1971 |
1472
|
2208
|
324
|
2198
|
147
|
| 1972 |
1495
|
2243
|
334
|
2235
|
149
|
| 1973 |
1532
|
2298
|
360
|
2355
|
157
|
| 1974 |
2463
|
3695
|
368
|
2235
|
149
|
| 1975 |
2699
|
4049
|
491
|
2730
|
182
|
| 1976 |
2098
|
3147
|
583
|
2775
|
185
|
| 1977 |
2086
|
3129
|
652
|
3135
|
209
|
| 1978 |
2135
|
3203
|
621
|
2865
|
191
|
| 1979 |
2136
|
3204
|
730
|
3420
|
228
|
| 1980 |
2143
|
3214
|
826
|
3855
|
257
|
| 1981 |
2201
|
3301
|
794
|
3608
|
241
|
| 1982 |
2192
|
3287
|
849
|
3743
|
250
|
| 1983 |
2167
|
3251
|
820
|
3915
|
261
|
| 1984 |
2070
|
3105
|
994
|
4800
|
320
|
| 1985 |
2088
|
3131
|
938
|
4485
|
299
|
| 1986 |
2244
|
3366
|
1017
|
4425
|
295
|
| 1987 |
2315
|
3472
|
1170
|
5055
|
337
|
| 1988 |
2324
|
3486
|
1149
|
4950
|
330
|
| 1989 |
2398
|
3597
|
1124
|
4680
|
312
|
| 1990 |
2405
|
3608
|
1252
|
5205
|
347
|
| 1991 |
2403
|
3604
|
1384
|
5760
|
384
|
| 1992 |
2346
|
3519
|
1151
|
4906
|
327
|
| 1993 |
2440
|
3660
|
1302
|
5338
|
356
|
| 1994 |
2455
|
3682
|
1345
|
5480
|
365
|
| 1995 |
2695
|
4042
|
1543
|
5725
|
382
|
| 1996 |
2827
|
4240
|
1603
|
5672
|
378
|
| 1997 |
2627
|
3940
|
1106
|
4210
|
281
|
| 1998 |
2782
|
4173
|
1554
|
5584
|
372
|
| 1999 |
2768
|
4152
|
1551
|
5604
|
374
|
| 2000 |
2414
|
3621
|
1468
|
6079
|
405
|
| 2001 |
2505
|
3758
|
1532
|
6117
|
408
|
| 2002 |
2530
|
3795
|
1316
|
5201
|
347
|
|