[ferret_users] how to set missing value on one fixed time

To: ferret_users@xxxxxxxx
Subject: [ferret_users] how to set missing value on one fixed time
From: ferret ocean <ferretocean@xxxxxxxxx>
Date: Wed, 30 Aug 2006 03:17:54 -0700 (PDT)
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hi, ferreters

I have a monthly dataset including temp and salt varies with (x,y,z,t). However, there is all zero on one month, such as Dec, 1980.

How can I set the 4-D variables in Dec, 1980 with missing value, so the calculation should be ignore it.

Any help would be appreciated.

Dawn

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Follow-Ups:
- Re: [ferret_users] how to set missing value on one fixed time
  - From: Ansley Manke