Chapter 11, Problem 1ITD

Summary Introduction

To review:

The highest and lowest percentage of male offspring per female parent at $\text{20°C}$. The optimum temperature range for male production. The temperature required for the production of no males and less than 10% males.

Introduction:

Aphids are one of the pest insects that are responsible for damaging the crops. The species reproduce in response to photoperiodism. They produce wingless females giving birth to offspring in absence of male gamete in spring and summer and lay eggs only in winter.