QUICK REFERENCE TABLE PRESENTING PROPER TIME FOR CHEMICAL HERBICIDE TREATMENT

摘要

PROBLEM TO BE SOLVED: To provide a quick reference table presenting proper time for chemical herbicide treatment enabling easy grasp of a treatment method or time for using the chemical herbicide through adjustment of the number of days from a soil pudding day to a rice-planting day.;SOLUTION: The quick reference table presenting proper time for chemical herbicide treatment is provided with a rotary disk 10 and a display body 20. The rotary disk 10 is rotatably supported on the display body 20. The surface of the rotary disk 10 is provided with a first display part 12 where numerals from 1 to N each showing the period from the soil-pudding day to the rice-planting day are described in a peripheral direction of the rotary disk 10 at intervals, and X-th display parts 13, 14 at intervals in a rotary radius direction of the rotary disk 10 from the display part 12, where information corresponding to each numerals 1 to N is described at the peripheral direction of the rotary disk 10 at intervals. The display body 20 is provided with a first display hole 22 formed so that an optional numeral described on the first display part 12 can be checked visually through rotating the rotary disk 10, and X-th display holes 23, 24 formed so that information corresponding to the period displayed at the first display hole 22 can be checked visually.;COPYRIGHT: (C)2005,JPO&NCIPI