| It is for this reason that Ms Chileshe advocates that the essentiality of indigenous knowledge systems be given a slot in the broad spectrum of modern environmental education. |
| Moments like that, she said, underscore the essentiality of leases that impose a modicum of courteous behavior on residents. |
| The essentiality of Japan-China cooperation to regional peace and stability cannot be over-emphasized. |
| There is a notion of museum essentiality that is by no means beyond debate. |
| This relationship may account for a major portion of the nutritional essentiality of selenium. |
| The study identifies unequivocally the essentiality of this gene for growth at low temperature. |
