Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Population Growth

Population Growth

Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.

Birth Control Methods

Birth Control Methods

Vasectomy is a surgical form of male sterilization that involves severing and sealing the vasa deferentia, preventing sperm from mixing with semen during ejaculation. Because a vasectomy does not impact the testes' ability to produce testosterone, hormone levels, libido, and sexual function generally remain unchanged. While vasectomy is highly effective in preventing pregnancy, with a success rate near 99.85%, rare cases of recanalization (spontaneous reconnection) can occur. Although vasectomy...

Conservation of Declining Populations

Conservation of Declining Populations

Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.

Biological Methods for Microbial Control

Biological Methods for Microbial Control

Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...

Methods for Controlling Microbial Growth

Methods for Controlling Microbial Growth

Microbial growth control refers to various methods employed to inhibit, reduce, or eliminate microorganisms to ensure safety and hygiene across different settings. These methods are categorized based on the target environment and the level of microbial control required.Biocides are versatile agents designed to control microorganisms by either inhibiting their growth or outright killing them. These agents work through various physical, chemical, mechanical, or biological mechanisms. The...

Physical Methods for Controlling Microbial Growth: Radiation and Filtration

Physical Methods for Controlling Microbial Growth: Radiation and Filtration

Radiation and filtration are essential tools for microbial control, targeting microorganisms through distinct mechanisms. Radiation eliminates microbes by damaging their DNA, either killing them or inhibiting their growth. Based on wavelength, radiation is classified into two types: nonionizing and ionizing radiation.Non-ionizing radiation, such as UV radiation (200–400 nm), is absorbed by DNA, causing defects that effectively disinfect surfaces, air, and water, including safety cabinets.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Infantile diarrhoea - an ayurvedic approach.

Ancient science of life·2012

Same author

Helminthiasis in children and its treatment with indigenous drugs.

Ancient science of life·2012

Same author

Maternity in ancient Indian medicine.

Ancient science of life·2012

Same author

Antimicrobial activity of crude extracts from berberis asiatica stem bark.

Pharmaceutical biology·2011

Same author

Micronutrient studies on some fungi causing leaf spot disease.

Acta microbiologica Academiae Scientiarum Hungaricae·1972

Same author

Anticonvulsant activity of Canscora decussata Roem. & Sch.

Indian journal of physiology and pharmacology·1972

Search research articles

Related Experiment Video

Updated: May 22, 2026

Population Replacement Strategies for Controlling Vector Populations and the Use of Wolbachia pipientis for Genetic Drive

Population Replacement Strategies for Controlling Vector Populations and the Use of Wolbachia pipientis for Genetic Drive

Published on: July 4, 2007

Method of population control in ayurvedic classics.

P V Tewari¹, C Chaturvedi

¹Department of Prasuti Tantra, Institute of Medical Sciences, Banaras Hindu University, Varanasi, 221 005, India.

Ancient Science of Life

|May 5, 2012

Summary

Ancient literature reveals effective population control methods, including oral contraceptives and antifertility techniques. These historical practices prioritized family welfare and progeny quality, offering insights for modern exploration.

Related Experiment Videos

Last Updated: May 22, 2026

Population Replacement Strategies for Controlling Vector Populations and the Use of Wolbachia pipientis for Genetic Drive

Population Replacement Strategies for Controlling Vector Populations and the Use of Wolbachia pipientis for Genetic Drive

Published on: July 4, 2007

Area of Science:

Historical demography
Reproductive health studies
Anthropology of medicine

Background:

Ancient civilizations possessed sophisticated knowledge of reproductive physiology.
Historical texts document diverse methods for fertility regulation and family planning.
Emphasis was placed on progeny quality and overall family welfare.

Purpose of the Study:

To analyze historical literature for insights into ancient population control measures.
To identify time-tested methods of antifertility and birth control.
To explore the relevance of historical knowledge for contemporary population concerns.

Main Methods:

Systematic review of ancient texts and scholarly literature.
Analysis of documented local and oral contraceptives and abortifacients.
Examination of historical approaches to conception, fertilization, and family planning.

Main Results:

Identification of a range of well-established historical population control strategies.
Evidence of ancient understanding of conception physiology and fertilization.
Documentation of methods focusing on antifertility, birth control, and family welfare.

Conclusions:

Ancient literature offers valuable, time-tested strategies for population control.
Historical knowledge of reproductive health can inform modern research and policy.
Further exploration of these ancient methods is warranted given current global concerns.