- insecticide of natural hormone
- 天然激素型杀虫剂
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
Insecticide — For other uses, see Insecticide (disambiguation). An insecticide is a pesticide used against insects. They include ovicides and larvicides used against the eggs and larvae of insects respectively. Insecticides are used in agriculture, medicine,… … Wikipedia
insecticide — insecticidal, adj. /in sek teuh suyd /, n. 1. a substance or preparation used for killing insects. 2. the act of killing insects. [1860 65; INSECT + I + CIDE] * * * Any of a large group of substances used to kill insects. Such substances are… … Universalium
Monsanto — This article is about the corporation. For other uses, see Monsanto (disambiguation). Monsanto Company Type Public company Traded as NYSE: … Wikipedia
insect — insectival /in sek tuy veuhl/, adj. /in sekt/, n. 1. any animal of the class Insecta, comprising small, air breathing arthropods having the body divided into three parts (head, thorax, and abdomen), and having three pairs of legs and usually two… … Universalium
Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… … Universalium
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
drug — drug1 /drug/, n., v., drugged, drugging. n. 1. Pharm. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well being. 2. (in federal law) a. any substance… … Universalium
Drug — /droog/, n. Zoroastrianism. the cosmic principle of disorder and falsehood. Cf. Asha. [ < Avestan drauga] * * * I Any chemical agent that affects the function of living things. Some, including antibiotics, stimulants, tranquilizers,… … Universalium
heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… … Universalium
DDT — For other uses, see DDT (disambiguation). DDT … Wikipedia
Organisme génétiquement modifié — Pour les articles homonymes, voir OGM (homonymie) … Wikipédia en Français