The basics of understanding soil pH. How to determine and adjust acidity or alkaline levels.
FINE GARDENING #56 Jul-Aug 1997 pg. 20
Controlled tests of moderately priced soil-test kits for the home gardener to use.
FINE GARDENING #64 Nov-Dec 1998 pg. 32
Why good gardeners test soil. A look at the importance of nitrogen, phosphorus and potash.
FLOWER & GARDEN Apr-May 1984 (v.28#3) pg. 54
The nitty-gritty of soil test kits. Advice on gathering a soil sample for analysis and tips on using using a test kit.
FLOWER & GARDEN Feb-Mar 1994 (v.38#1) pg. 20
Soil testing at home. Simple tests to determine texture and pH.
HERB COMPANION Jun-Jul 1990 (v.2#5) pg. 50
How to determine the pH of the soil in potted plants to determine whether to repot.
HOMEOWNERS HOW TO Jan-Feb 1978 (v.3#1) pg. 9
The whys and hows of soil testing. Explains how to do your own testing with a soil testing kit.
HOMEOWNERS HOW TO Mar-Apr 1979 (v.4#2) pg. 114
Preparing for a soil test. Step-by-step instructions.
HORTICULTURE Aug 1990 (v.68#8) pg. 16
An explanation of the acidity or alkalinity of soil, what it means for gardeners and what to do to change the pH.
HORTICULTURE Jun-Jul 1992 (v.70#6) pg. 19
An explanation of pH levels and advice on checking it in a garden soil.
KITCHEN GARDEN #6 Dec 1996-Jan 1997 pg. 14
Correction KITCHEN GARDEN #7 Feb-Mar 1997 pg. 6
Soil testing savvy. Advice on taking a soil sample for the lab and what the test report will reveal.
KITCHEN GARDEN #11 Oct-Nov 1997 pg. 33
Tip tells how to use baking soda to test for acidic soil.
KITCHEN GARDEN #17 Oct-Nov 1998 pg. 21
How to test your soil for nitrogen, phosphorus, potassium (potash) and acidity levels.
MECHANIX ILLUSTRATED #445 Jun 1965 (v.61) pg. 74
How to take a soil sample to send to a laboratory for acidity testing.
ORGANIC GARDENING Mar 1977 (v.24#3) pg. 143
A look at soil and plant tissue tests you can make to determine the quality of your garden.
ORGANIC GARDENING Aug 1978 (v.25#8) pg. 82
The best ways to test soil pH.
ORGANIC GARDENING May 1980 (v.27#5) pg. 76
Quick soil test for lime.
ORGANIC GARDENING Mar 1981 (v.28#3) pg. 24
Soil tests and the organic garden.
ORGANIC GARDENING Mar 1981 (v.28#3) pg. 36
Healing your soil. Answers to common questions about a soil and its need for improvements. Covers contamination with heavy metals and pesticides, the best way to achieve a good soil structure and information on soil tests.
ORGANIC GARDENING Jul 1988 (v.35#7) pg. 77
The pros and cons of testing your soil yourself. A review of soil test kits. How to know when a laboratory test is preferrable.
ORGANIC GARDENING Feb 1991 (v.38#2) pg. 67
How and why to have garden soil tested. Explanation of how to read the results of a lab test. Includes a list of soil testing laboratories in each state and Canadian province.
ORGANIC GARDENING Apr 1996 (v.43#4) pg. 32
A guide to organic fertilizers. How to take care of problems revealed by soil tests.
ORGANIC GARDENING May-Jun 1996 (v.43#5) pg. 55
When is a soil test in order?
SUNSET Mar 1984 (v.172#3) pg. 222
Soil sampling. What a core sample will reveal about soil type, nutrients and insects.
SUNSET Aug 1986 (v.177#2) pg. 60