This question is based on selected poems from Ker, D. et al (eds.): New Poetry from Africa; Soyinka, W. (ed.): Poems of Black African; Senanu, K.E. and Vincent, T.(ds.): A Selection of African Poetry; Umukoro, M. et al (eds.); Exam Focus: Literature-in-English; Eruvbetine, A.E. et al (eds.) Longman Examination Guides and Nwoga, D.I. (ed.):West African Verse
In Keats'On the Grassihopper and Cricket 'poetry of earth' refers to