DAVIS Short-Range Modem Pair Guia do Utilizador descarregar pdf (Página 94)

USING THE SOFTWARE

Degree-Days

Adding a Degree-Day Total

You need to enter a separate degree-day total for every individual crop, pest, etc.

for which you want to track degree-days.

1. From the PC Degree-Days list box, choose Add.

The PC Degree-Day Deﬁnition dialog box appears.

PC D

EGREE

-D

EFINITION

2. Enter the following information for each degree-day total:

▲ Name

Enter the name of the crop, pest, etc. into the text box.

▲ Start Date

Enter the starting date for degree-day calculations into the text box.

▲ Base Temp

Enter the base developmental threshold (the temperature at and below

which development stops) into the text box.

▲ Upper Temp

Enter the upper developmental threshold (the temperature at and above

which development rate remains constant) into the text box.

▲ Development Total

Enter the number of degree-days required for this crop/pest to develop

into the text box.

1 2 ... 89 90 91 92 93 94 95 96 97 98 99 ... 115 116

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DAVIS Short-Range Modem Pair Guia do Utilizador Página 94