序号 | 时间(年) | 单位:百克/公顷 |
---|---|---|
注:时间后面标注“E”其对应的值为系统根据历史数据预测所得,仅供参考。 | ||
1 | 2002 | 73.88 |
2 | 2001 | 139.58 |
3 | 2000 | 68.46 |
4 | 1999 | 113.18 |
5 | 1998 | 52.95 |
6 | 1997 | 90.88 |
7 | 1996 | 46.12 |
8 | 1995 | 74.75 |
9 | 1994 | 21.82 |
10 | 1993 | 37.55 |
11 | 1992 | 42.38 |
12 | 1991 | 31.94 |
13 | 1990 | 18.77 |
14 | 1989 | 3.77 |
15 | 1988 | 3.77 |
16 | 1987 | 6.31 |
17 | 1985 | 25.25 |
18 | 1983 | 7.15 |
19 | 1982 | 3.30 |
20 | 1981 | 51.28 |
21 | 1980 | 51.28 |
22 | 1979 | 1.59 |
23 | 1978 | 0.86 |
24 | 1977 | 1.30 |
25 | 1976 | 1.32 |
26 | 1975 | 1.33 |
27 | 1974 | 2.70 |
28 | 1973 | 2.78 |
29 | 1972 | 2.86 |
30 | 1971 | 2.99 |
31 | 1970 | 3.04 |
32 | 1969 | 10.94 |
33 | 1968 | 28.98 |
34 | 1967 | 6.34 |
35 | 1966 | 17.23 |
36 | 1965 | 4.06 |
37 | 1964 | 0.78 |
38 | 1963 | 0.78 |