"Life sciences Study and teaching." . . "Stone House Productions (Firm)" . . "Botánica Aprendizaje y enseñanza." . . . . "Plantas útiles." . . "Ethnobotany." . . "Botany Study and teaching." . . "Economic botany." . . "Closed caption video recordings." . . . "DVD-Video discs" . . "Discusses the plants that provide the oxygen, food, shelter clothing and medicines we need to survive, how the science of agriculture has benefited man, and how cultures have grown up around certain crops." . . . . . "Plants & people a beneficial relationship" . "Plants & people (VHS)" . . "\"Viewers will develop an appreciation for plant life by learning how plants provide us with the oxygen, food, shelter, clothing, and medicine that we need to survive\"--Container." . . . "Learn about the mutually beneficial relationships between people and plants." . . . . . . . . . . "Plants and people" . . "Science films" . . . . . "Children's films" . . "Educational films" . . . . . . "Motion pictures" . . "Video recordings for children" . . . . "Discusses the plants that provide the oxygen, food, shelter clothing and medicines we need to survive, how the science of agriculture has benefited man, and how cultures have grown up around certain crops. Explore the negative impact of human activities on plant growth." . "Juvenile works" . . . . . "Video recordings for the hearing impaired" . . .