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insecticides
(Encyclopedia)insecticides, chemical, biological, or other agents used to destroy insect pests; the term commonly refers to chemical agents only. The liabilities of chemical insecticides have encouraged interest ...vineyard
(Encyclopedia)vineyard, land on which cultivation of the grape—known as viticulture—takes place. As many as 40 varieties of grape, Vitis vinifera, are known. The few that grow wild are generally not used; all d...nightshade
(Encyclopedia)CE5 Nightshade, Solanum dulcamara nightshade, common name for the Solanaceae, a family of herbs, shrubs, and a few trees of warm regions, chiefly tropical America. Many are climbing or creeping ty...Egyptian architecture
(Encyclopedia)Egyptian architecture, the architecture of the ancient Egyptians, formulated prior to 3000 b.c. and lasting through the Ptolemaic period (323–30 b.c.). Egyptian architectural development parallel...Browse by Subject
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