turf management on sport grounds
turf management on sport grounds
turf management on sport grounds
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Heat (over 100 °C)<br />
X X X<br />
X<br />
CLASSICAL EXTRACTION (60 years old)<br />
Mg Ca<br />
and/or<br />
WASH<br />
Cut<br />
Dried > 120°C<br />
(>250 °F)<br />
Kelp/Seaweed “meal”<br />
Boiled in water<br />
> 100°C<br />
(>212 °F)<br />
Adding K 2O<br />
Dark liquid extract<br />
Chemicals (Acids, Alcaline…)<br />
Loose “Natural” interest<br />
Can degrade complex compounds<br />
Classical<br />
Extracti<strong>on</strong><br />
(90% current<br />
Commercial<br />
extracts)<br />
Alcaline<br />
pH (8-10)<br />
BUT…
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