Assertion: magnesium's form | /r/HasProperty | uptaken by plant
Facets:
value: most easily
type: MANNER
Source sentences:
text: Magnesium is in a form most easily uptaken by plants when the soil pH is between 7.5 and 9 but provided the pH is between 6.5 and 9.5 most plants should be able to uptake adequate amounts (as long as the soil contains sufficient magnesium).