Crucial academic time means a gap cannot be afforded:
With the lockdown suspending classes at all schools, colleges and universities, the annual academic calendar has been hit hard, especially as the March-April period signifies the crucial tail end of an academic session and this is also the time for roll outs for the new session.
Source : https://www.indiatoday.in/education-today/featurephilia/story/effect-of-covid-19-on-campus-steps-taken-by-colleges-1668156-2020-04-17