I recently heard about the Extech MO55, dual-function moisture meter that retails for about $80 on Amazon. I'm a big fan of my $475 Protimeter Surveymaster moisture meter for all-purpose use, as well ...

Extech Instruments offers the M0750 soil moisture meter, an easy-to-use soil testing tool. It weighs 9.4 ounces and measures 14.7 inches in length. This heavy-duty meter has an integrated design that ...