http://grizlbr.livejournal.com/ ([identity profile] grizlbr.livejournal.com) wrote in [personal profile] watervole 2011-07-05 10:59 pm (UTC)

roots?

Ions in solution cross the cell membranes NPK. So in the plant where is a transport mechanism for complex molecules? I spray my tomatoes with calcium due to missing in soil not much in the atmosphere will enter through leaves or roots.

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