Experimental Techniques in Host-Plant Resistance edited by Akshay Kumar Chakravarthy, Venkatesan Selvanarayanan.
The earliest land-plants evolved around 450 million years ago from aquatic plants devoid of vascular systems. The diversification of flowering plants (angiosperms) during the Cretaceous period is associated with speciation in insects. Early insect herbivores were mandibulate, but the evolution of va...
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