100+ Insect herbivores PowerPoint (PPT) Presentations, Insect herbivores PPTs

Insect herbivores - PowerPoint PPT Presentation

INSECT ECOLOGY

INSECT ECOLOGY. Dr. Jamba Gyeltshen 30/8/2011. Definition of Ecology. Ecology ? Environmental Science The study of the distribution and abundance of organisms Andrewartha 1961 The study of the interactions between organisms and their environment

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936 views • 50 slides

Herbivory

Herbivory. What is herbivory ? What kinds of impacts do herbivores have in nature? Why is the Earth green? Control of herbivores by carnivores Plants fight back: plant defenses Importance of herbivores economically. What is herbivory?.

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2.02k views • 34 slides

Allelopathy Development of crop plants genetically engineered to be allelopathic to weeds

Allelopathy Development of crop plants genetically engineered to be allelopathic to weeds. Phototoxicity UV-A (320-400 nm). (3) Nitrogen-containing compounds (A) alkaloids , a heterocyclic ring. A ring that contains both nitrogen and carbon atoms.

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511 views • 16 slides

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Insect herbivores - PowerPoint PPT Presentation

INSECT ECOLOGY

Herbivory

Allelopathy Development of crop plants genetically engineered to be allelopathic to weeds