http://www.ofa.org.au/papers/g...
Quote: Caroline Scott-above "This is NOT a Natural or organic weed killer.
It is actually less organic than glyphosphate which leaves no residue in soil."
It is not true that glyphosate does not leave a residue in soil, or in subsequent plantings grown on that soil. Above is one summary of this myth. There are thousands of others on the internet. The toxicity of glyphosate does depend on what other chemicals are used in the application, but it is still toxic used by itself.
Salt is also toxic to soil. (NaCl) as anyone knows who lives in areas where roads are salted to prevent icing over.
http://budgeting.thenest.com/r...
Here is an article on the toxic effect of road salt (NaCl) on soil.
