CROP_CALENDAR
| GRID_NO (grid number) |
NOTNULL | NUMBER(8) | - |
| CROP_NO (crop number) |
NOTNULL | NUMBER(2) | - |
| VARIETY_NO (variety number) |
NOTNULL | NUMBER(4) | - |
| YEAR (year campaign started) |
NOTNULL | NUMBER(4) | - |
| START_TYPE (the way crop starts) |
NOTNULL | VARCHAR2(20) | - |
| START_MONTHDAY1 (earliest day in month crop starts) |
NOTNULL | NUMBER(2) | - |
| START_MONTHDAY2 (latest day in month crop starts -optional) |
NUMBER(2) | - | |
| START_MONTH1 (earliest month crop starts) |
NOTNULL | NUMBER(2) | - |
| START_MONTH2 (latest month crop starts - optional) |
NUMBER(2) | - | |
| END_TYPE (the way a crop ends) |
NOTNULL | VARCHAR2(20) | - |
| END_MONTHDAY (day in month crop ends) |
NOTNULL | NUMBER(2) | - |
| END_MONTH (month crop ends) |
NOTNULL | NUMBER(2) | - |
| MAX_DURATION (maximum duration for crop on field) |
NOTNULL | NUMBER(3) | d |