🚀 go-pugleaf

In article <2965@psivax.UUCP> torkil@psivax.UUCP (Torkil Hammer) writes:
>In article <6446@tekgvs.LABS.TEK.COM> jans@tekgvs.LABS.TEK.COM (Jan Steinman) writes:
>#
>#Seriously, one thing that left a big impression was being up in my tree house, 
>#looking over the fields at the quite noticeable "bump" running directly under 
>#the lines where all the crops grew bigger.
>
>The explanation I read about 30 years ago was in terms of metals leaching
>out of the wires, specifically zinc, and droppings from resting birds, and
                                ^^^^
Most big wires today are aluminum, in the past they were copper.  Why zinc?
Electrolytically refined copper has little zinc left in it.

The birds tent to congregate on the towers.  Was/is there a higher growth
under the tower than under the 'droop'?

-- 

E. Michael Smith  ems@apple.COM

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