Download Agriculture: The Food We Grow and Animals We Raise by Julie Kerr Casper PDF

By Julie Kerr Casper

Explores essentially the most very important makes use of of the land: the creation of agriculture. This e-book is helping readers examine that farms and ranches produce even more than meals; yet scientists, farmers, ranchers, and different landowners have not solved conservation difficulties - but.

Show description

Read or Download Agriculture: The Food We Grow and Animals We Raise PDF

Similar science studies books

I Took the Moon for a Walk (English and Turkish Edition)

Lyrically written and wonderfully illustrated, this memorable moonlight trip will go away all who learn it marveling on the serene great thing about the area at evening. Following the paranormal experience of a tender boy who is going exploring along with his good friend, the Moon, I Took the Moon for a stroll combines lyrical verse with unique illustrations, making a dramatic backdrop for this creative trip.

Eye Wonder: Space

Open your eyes to an international of discovery. go back and forth from Earth to the ends of the identified universe. area is a colourful first consultant to astronomy choked with evidence approximately area exploration, the sunlight procedure, planets, stars, galaxies, and masses extra. Dramatic, atmospheric images offers a wealth of visible info.

Eew!. Icky, Sticky, Gross Stuff in Your Body

Ebook by means of Rosenberg, Pam

Weird Animals to Shock You!

This name will introduce 8 distinctive and stunning animals! every one unfold devotes itself to 1 animal, a fascinating truth approximately them, and a stunning, full-bleed picture. those titles will certainly allure these reluctant readers. whole with a desk of contents, word list, index, or even extra proof!

Extra resources for Agriculture: The Food We Grow and Animals We Raise

Example text

This is done by free-living, nitrogen-fixing bacteria; bacteria living on the roots of plants; and through certain algae and lichens. renewable and Nonrenewable RESOURCES Nitrogen that has been converted to ammonia and nitrates is used directly by plants and is absorbed in their tissues as plant proteins. The nitrogen then passes from plants to herbivores (plant-eating animals) and then to carnivores (meat-eating animals). When plants and animals die, the nitrogen compounds are broken down by decomposing into ammonia.

The Six Critical Resource Cycles: Maintaining a Delicate Balance The six cycles that work together are the water, nitrogen, carbon, phosphorus, oxygen, and energy cycles. The Water Cycle Water is necessary for plant growth, for dissolving and transporting plant nutrients, and for the survival of soil organisms. The water cycle is fundamental to all life on Earth. From a fast-moving stream, to a rainfall, to movement of water through the ground, water is always in motion. The endless movement and recycling of water between the atmosphere, the land’s surface, and underground is called the water cycle, or the hydrologic cycle.

15 16 agriculture Rectangular bales of hay produced from a baler. S. Department of Agriculture; photo by Ken Hammond) concepts of agriculture Sheep are another common farm animal. There are about 800 breeds of domesticated sheep in the world. Some sheep are used to produce milk and cheese. Farmers also harvest their wool to make clothes and blankets. Some farmers raise llamas to protect the sheep. A llama is a member of the camelid family, but it does not have humps like its cousin, the camel. Goats are important farm animals all over the world because they can live in mountainous, dry areas where other farm animals (like cows) cannot survive.

Download PDF sample

Rated 4.86 of 5 – based on 32 votes