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EDITOR'S CHOICE.

• Authors : Bigham, Roy

Subjects: *Environmental testing; Ionization (Atomic physics); Data loggersPhotovac Inc. ; Andalyze (Company) ; Pressure Systems Inc.

• Source: Pollution Engineering. Jul2010, Vol. 42 Issue 7, p14-16. 3p.

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Editor's Choice.

Subjects: Pruning; Pruning shears; Plant material cutting machinery

• Source: Organic Gardening. Feb/Mar2006, Vol. 53 Issue 2, p21-21. 2/3p. 1 Color Photograph.

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