Fertility in soil is the topic of this presentation. Future farmers will be able to define fertilizer, list ten essential soil elements, and describe the roles of both primary and secondary nutrients in plant production. Although there...

All aspects of soil and its components are reviewed here.  Your class will learn how certain organisms help the quality of the earth and support growth.  Different ways to enhance the chemical make-up are described and will be...

The techniques for preparing soil before laying, or seeding, a lawn is covered in this set of slides.  Ideal pH, fertilizer, and drainage is described.  Details of the best seed type for different conditions are also...

An anticipatory slide suggests personal benefits from gardening. Then the presentation goes into choosing a location, considering soil type, the use of fertilizers, and the variety of crops available to choose from. If you are...

Helpful for your landscaping class or a career exploration unit, this comprehensive slide show teaches about lawn maintenance. Everything is covered, from fertilizing to watering. There are only notes, however; no graphics or photos for...

The first slide displays the human nutrition pyramid, unrelated to the rest of the collection. Plant nutrients and fertilizers are really the focus. Different nutrients required by plants are listed and the roles that they play in plant...

Taking notes is the topic today. Kids learn why notes are taken, when they are useful, and how to pick out the most important information to make their notes functional. Several interesting examples of various note forms are shown, along...

Students who need to learn more about daily responsibilities, as well as how to care for a house plant, will learn from this PowerPoint. Forty-four slides deal with basic needs of a plant, but also more complex issues are explained, such...

This short presentation provides a convenient introduction to the nitrogen group in the periodic table of elements. A graphic displays where they are placed in the periodic table. The nitrogen cycle is mentioned and ammonia is explained....

Explore the life and writing of John Steinbeck. A 48-slide presentation introduces the famous American author, his California heritage, and his impressive collection of published work. Viewers are then introduced to Of Mice and Men, one...

Why is diversity in biology so important for an ecosystem? Explore biodiversity, evolution, and natural selection with a presentation for your biology class. It features clear information, activities for further understanding, and...

Scientists found fossils of plants more than 420 million years old—but plants existed for up to 100 million years prior to these fossils. Learn about the importance of plants to the entire planet. Viewing a presentation helps scholars...

The majority of this presentation is a collection of diagrams and graphs that back your lecture on biogeochemical cycles. The last few slides define ecosystems and the Gaia hypothesis. You may find these slides valuable, but will...

A unique PowerPoint explains the basics of plant science. It motivates viewers to study plant science and then lists different food products, biofuels, fibers, timber, and ornamental uses of plants. It concludes with lists of careers...

This plant biology PowerPoint introduces plant parts and their functions. This PowerPoint allows students to identify each plant part on a diagram, along with its' function. The slides contain a clear explanation of how each plant part...

Really only five slides of information, this resource is an outline on planting field crops. From it, aspiring agriculturists are exposed to different seeding methods: drilling, row crop planting, broadcast seeding, and air seeding. This...