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  2. Centre for Defence Research and Development (Sri Lanka)

    en.wikipedia.org/wiki/Centre_for_Defence...

    Centre for Defence Research and Development (CDRD) is a Sri Lankan Research and Development (R&D) institute under the Ministry of Defence responsible for the development technology for the Armed Forces of Sri Lanka. The CDRD cooperates with various branches of the military as well as other entities and is engaged in the development of both ...

  3. Pesticide application - Wikipedia

    en.wikipedia.org/wiki/Pesticide_application

    A manual backpack-type sprayer Space treatment against mosquitoes using a thermal fogger Grubbs Vocational College students spraying Irish potatoes. Pesticide application is the practical way in which pesticides (including herbicides, fungicides, insecticides, or nematode control agents) are delivered to their biological targets (e.g. pest organism, crop or other plant).

  4. Sri Lankan irrigation network - Wikipedia

    en.wikipedia.org/wiki/Sri_Lankan_irrigation_network

    The earliest examples of irrigation works in Sri Lanka date from about 430 BCE, during the reign of King Pandukabhaya, and were under continuous development for the next thousand years. In addition to constructing underground canals , the Sinhalese were the first to build completely artificial reservoirs to store water , referred to as tanks ...

  5. Pesticide poisoning - Wikipedia

    en.wikipedia.org/wiki/Pesticide_poisoning

    In developing countries, such as Sri Lanka, pesticide poisonings from short-term very high level of exposure (acute poisoning) is the most worrisome type of poisoning. However, in developed countries, such as Canada, it is the complete opposite: acute pesticide poisoning is controlled, thus making the main issue long-term low-level exposure of ...

  6. Tank cascade system - Wikipedia

    en.wikipedia.org/wiki/Tank_cascade_system

    The tank cascade system (Sinhala: එල්ලංගාව, romanized: ellaṅgāva) is an ancient irrigation system spanning the island of Sri Lanka. It is a network of thousands of small irrigation tanks ( Sinhala : වැව , romanized: wewa ) draining to large reservoirs that store rainwater and surface runoff for later use.

  7. List of companies of Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/List_of_companies_of_Sri_Lanka

    Location of Sri Lanka. Sri Lanka is an island country located southeast of the Republic of India and northeast of the Maldives.According to the International Monetary Fund, Sri Lanka's GDP in terms of purchasing power parity is second only to the Maldives in the South Asian region in terms of per capita income.

  8. Pesticides Safety Directorate - Wikipedia

    en.wikipedia.org/wiki/Pesticides_Safety_Directorate

    The Pesticides Safety Directorate was an agency of the Department for Environment, Food and Rural Affairs (Defra). It was based in York , England, with about 200 scientific, policy and support staff and was responsible for the authorisation of plant protection products and, from 2005, detergents, in the United Kingdom.

  9. Environmental issues in Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues_in...

    Sri Lanka's central and southern parts are home to montane forests, sub-montane forests and to lowland rainforests. In contrast, sparse forests, mangroves, riverine dry forests and monsoon forests are located in the dry zone. These forest covers in Sri Lanka have been greatly reduced by legal and illegal forest clearing. [3]