I don't understand this

Ina klazina@orcon.net.nz
Tue, 26 Feb 2013 21:06:18 PST
Thank you Steven, It all makes sense to me now.


Ina Crossley
Auckland New Zealand  Zone 10

On 27/02/2013 5:24 p.m., steven hart wrote:
> Hi Ina,
> ppm means parts per million...  I personally don't like intensive
> fertilizing strategies, too hard with a plant that flourishes in our
> conditions anyway, many people get it slightly wrong because, such a
> recommended dose rate often fails to consider environmental
> circumstances.... Temperature, rainfall, soil acidity etc, so for example
> if you & someone in California & my self all used the same dose rate we
> would all have a different growth rate result.... With some species, you
> would also have to consider, that they may need seasonal fluctuations in
> mineral uptake to spark the flowering cycles.. Sometimes you may achieve a
> wonderful growth rate, by stringent fertilizing, but may sometimes reduce
> flowering rates too.....
> If you use the analogy of hydroponics, there you see plants growing at
> optimum rates but only if the chemicals are carefully measured to the ppm,
> even small fluctuations in chemical rates can be detrimental to the plants
> & crops can be quickly lost through under or over feeding over very short
> time periods.....
> Hope that helps Ina
> Steven
> On 27 February 2013 13:38, Ina Crossley <klazina1@gmail.com> wrote:
>> I was reading an article which was about scientific writings which
>> included Zephyranthies
>> What does 150
>> ppm N mean?  I know that would be nitrogen, but how would one know that
>> quantity?
>> Ina Crossley
>> Auckland New Zealand zone 10a
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