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 | 178.59 |
2 | 2001 | 178.51 |
3 | 2000 | 184.99 |
4 | 1999 | 111.74 |
5 | 1998 | 140.10 |
6 | 1997 | 161.15 |
7 | 1996 | 89.74 |
8 | 1995 | 94.87 |
9 | 1994 | 65.38 |
10 | 1993 | 52.56 |
11 | 1992 | 55.13 |
12 | 1991 | 37.18 |
13 | 1990 | 12.82 |
14 | 1989 | 47.44 |
15 | 1988 | 28.21 |
16 | 1987 | 29.49 |
17 | 1986 | 26.92 |
18 | 1985 | 41.03 |
19 | 1984 | 48.72 |
20 | 1983 | 41.03 |
21 | 1982 | 58.97 |
22 | 1981 | 74.36 |
23 | 1980 | 5.13 |
24 | 1979 | 50.00 |
25 | 1978 | 46.15 |
26 | 1977 | 40.26 |
27 | 1976 | 3.90 |
28 | 1975 | 27.34 |
29 | 1974 | 21.04 |
30 | 1973 | 18.23 |
31 | 1972 | 18.20 |
32 | 1971 | 3.89 |
33 | 1970 | 3.98 |
34 | 1969 | 2.99 |
35 | 1968 | 1.67 |
36 | 1967 | 1.67 |
37 | 1966 | 1.67 |
38 | 1965 | 1.11 |
39 | 1964 | 1.11 |
40 | 1963 | 1.11 |
41 | 1962 | 1.11 |
42 | 1961 | 1.11 |