Re: CULT: trace elements
Linda, thank you.
That information may have been --how you say--old as dirt-- but it was
<< I think I will contact my local agricultural extension and find out what
levels of boron are in the soil type here. >>
Might it be good to also find out what the levels are in the big commercial
iris growing parts of the country?
<< When this book was written, sulfur deficiencies (or rather growth
responses to sulfur additions) were being reported in more and more areas as
deposition of air pollutant sources of sulfur decreased.>>
Those aren't quite the same thing are they? Just wondering about sulfur and
Anner Whitehead, Richmond, VA
Henry Hall email@example.com