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Highlighting agricultural developments, problems, research, & issues for central coast CA
by Mark Bolda
on October 27, 2011 at 5:20 PM
Richard and Barry, thank you for a fine article. I've never had cation competition and soil fixation of K explained so well. I learned a lot here. Keep up the writing please!  
by hiit
on April 7, 2012 at 4:53 PM
I like your fantastic web site. Just what I was searching for!  
Best regards  
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