Assertion: millet's level | /r/HasProperty | required by other summer grains
Facets:
Source sentences:
text: These plants are deep-rooted and need high levels of nitrogen, phosphorus and potassium and, therefore, may not need the levels of fertility required by other summer grains.
text: These plants are deep-rooted and can use residual nitrogen, phosphorus and potassium and, therefore, may not need the levels of fertilization required by other summer grains.
text: It is deep-rooted and can use residual nitrogen, phosphorus and potassium and, therefore, may not need the levels of fertility required by other summer grains.