xiv

■Contents

10.5

TREATMENT OF PREGNANT WOMEN

197

10.6

TREATMENT OF INFANTS AND YOUNG CHILDREN

199

10.7

CONCLUSION

203

Section VII Using Natural Oils and Micro-encapsulation Combatting

Mosquitos: An Overview

Chapter 11 ^■Plant Based Repellents - Green Mosquito Control

207

Katerina Atkovska, Stefan Kuvendziev, Kiril Lisichkov*, Mirko Marinkovski , and

Erhan Mustafa

11.1

INTRODUCTION

208

11.2

PLANT ESSENTIAL OILS - COMPOSITION AND EXTRACTION

209

11.3

EFFICACY OF DIFFERENT ESSENTIAL OILS AS MOSQUITO

REPELLENTS

210

11.3.1

Lemon eucalyptus oil

210

11.3.2

Immortelle oil

210

11.3.3

Lavender oil

210

11.3.4

Citronella oil

211

11.3.5

Basil oil

211

11.3.6

Thyme oil

211

11.3.7

Neem oil

212

11.3.8

Rosemary oil

212

11.4

IMPROVING THE REPELLENT EFFICIENCY OF ESSENTIAL OILS

212

11.5

CONCLUSION

213

Chapter 12 ^■Micro-encapsulation of Essential Oils for Antimicrobial

Function and Mosquito Repellency

215

Katie Lair*, Jinsong Shen** , and Anita Soroh

12.1

INTRODUCTION

216

12.2

MICROENCAPSULATION TECHNOLOGY

217

12.2.1

Complex coacervation

217

12.2.2

Ionic-Gelation

219

12.2.3

Freeze-Drying

219

12.2.4

Spray-Drying

219

12.2.5

Emulsification

220

12.3

CHARACTERIZATION OF MICROCAPSULES

220

12.3.1

Particle size and size distribution

220

12.3.2

Surface charge

220