1. Introduction

2. Target Selection, Observations and Data Reduction

3. Frequency Analysis

4. Noise Level Characterization

5. New Null Results from the Nainital-Cape Survey

6. Comparison of Known roAp Stars with the Null Results

7. Evolutionary States of the Studied Samples

8. Ground Based Surveys for Pulsation in Chemically Peculiar Stars

9. Conclusions