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Trowell, Stephen (1991-09-30)
SUMMARY We have generated an antibody which is absolutely specific for H. armigera over H. punctigera. Specificity has been demonstrated in a number of ways. For example, the antigenic protein from H.
Trowell, Stephen (1991-06-01)
To quantify movement of Heliothis adults Into cotton crops from local and distant source regions.
Trowell, Stephen (1990-08-08)
Ecological genetics is the study of genetic changes and how these are influenced by the biological parameters of a species.