lec 1 - History of Horticulture: Lecture 1 Lecture 1 Dating...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
History of Horticulture: Lecture 1 1 Dating the Past: Geologic, Dating the Past: Geologic, Archeologic Archeologic , Biologic, and Human Culture Culture Lecture 1 Lecture 1 Dating the Past (years ago) Dating the Past (years ago)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
History of Horticulture: Lecture 1 2 Dating the Past (years ago) Monkeys and apes evolve Ramapithecus, oldest known primate with apparently human-like Australopithecus, closest primate ancestor to humans, appears in Africa 60 40 20 10 8 6 4 Cenozoic recent life Birds appear Mammals live in shadow of dinosaurs Age of dinosaurs ends Prosimians, earliest primates, develop in trees 200 80 Mesozoic middle life Evolution of armored fish, first animals possess backbones Small amphibians venture onto land Reptiles and insects arise Age of dinosaurs begins 400 Paleozoic ancient life First oxygen-breathing animals appear Primitive organisms develop interdependent specialized cells Shell-bearing multicelled invertebrate animals appear 800 600 Millions of Years Ago Creation of the Earth Formation of the primordial sea First life, single-celled algae and bacteria, appears in water 4.5 4 3 2 1 Precambrian earliest era Billions of Years Ago Archeology Geology The Emergence of Man Bow and arrow invented in Europe Pottery first made in Japan 10 Mesolithic Middle Stone Age Holocene present epoch Figurines sculpted for nature worship Invention of needle makes sewing possible Bison hunting begins on Great Plains of North America 30 20 Cro-Magnons arise in Europe Asian hunters cross Bering Land Bridge to populate New World Oldest known written record, lunar notations on bone, made in Europe Humans reach Australia First artists decorate walls and ceilings of caves in France and Spain Upper Paleolithic
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 5

lec 1 - History of Horticulture: Lecture 1 Lecture 1 Dating...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online