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[compost_tea] Re: Weeds: Rhizosphere of Spotted Knapweed



--- In compost_tea@yahoogroups.com, soilfoodweb@a... wrote:
> Bindweed and nutsedge both tend to be helped by high nitrate 
levels.  So, you 
> have to drop the nitrate.  You do this by tying up nitrate in the 
bacteiral 
> and fungal biomass.  And that requires foods to feed bacteria and 
fungi.  
> 
> If the tea adds the inoculum of bacteria and fungim but your soil 
does not 
> have foods to grow bacteria and fungi, you won't get the reduction 
in the 
> nitrate, and may have little effect on the weeds.
> 
> Weeds that are present because of lack of Ca require that you get 
Ca back in 
> the soil, but not just Ca  in the soil for a few days, but high Ca 
in the soil 
> during the germination period, OK?
> 


Thank you Dr. Ingham as this gives me ideas to start on. Dennis




> Weeds requiring low iron to out-compete your grasses (foxglove, for 
example, 
> or moss), need low iron in the spring period.  If your grasses have 
plenty of 
> AVAILABLE iron, then the moss will not typically be a problem.  
> 
> OK?
> 
> Elaine Ingham
> President, Soil Foodweb Inc.
> www.soilfoodweb.com
> SFI Oregon, USA
> SFI Australia
> SFI New York
> SFI Europe
> SFI New Zealand
> 
> "Hope is not a feeling. It is not the belief that things will turn 
out well, 
> but the conviction that what we are doing makes sense, no matter 
how things 
> turn out."   --  Vaclav Havel, former President of the Czech 
Republic


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