Role of mycorrhizas in the mineral nutrition of host plants Mycorrhizas are very important in the uptake of nutrients such as P‚ N‚ K‚ Cu‚ Zn and Ca by plants especially in soils low in these nutrients. Since P is the most limiting nutrient in tropical soils‚ mycorrhizas are vital for improving P nutrition particularly for cultivated plants. External hyphae can absorb and translocate P to the host from soil outside the root depletion zone. The thin mycorrhizal hyphae (2-4 μm in diameter) are able
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THE GREATEST INVENTION SOARS What invention soars like a bird but is much bigger? An airplane! I bet most of you got that. But this here isn’t a regular invention. It’s the greatest invention. It’s just so amazing. I mean we get a chance to fly. And I bet there’s tons of other ways the airplane is awesome. I’ll share some things about the airplane. First‚ you must know who invented such a fabulous invention. The genius or should I say geniuses who made the airplane were the wright brothers
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Airplane 1 Running head: THE INVENTION OF THE AIRPLANE The Invention of The Airplane ENC 1101 Airplane 2 ABSTRACT The invention of airplane was a long process. It took lot of effort and patience. Leonardo Da Vinci did some research in the 1400’s that held the engineering of many gliders done by George Cayley‚ Otto Lilienthal and the Wrights brothers. George Cayley made the first glider capable of carrying a human. Otto Lilienthal marked the beginning of the experimental
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The Invention of the Telephone: The Silver Lining in Communications Outline Thesis: The steps and process to how the invention of the telephone was made and came about. 1. The usage of the Telegraph. a) The telegraph was the form of communication in the 1800s. b) There was a growing demand for more and more messages be sent at once by the device. c) Alexander created the Harmonic Telegraph which led to the invention of the telephone. 2. The process of making The Telephone A. Bell shaped a piece
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There are so many new inventions that have changed the way we live. Some of the inventions are cell phones‚ computers‚ texting‚ face book‚ GPS‚ I Pods and many more. Every invention has there own way on how they change the way we live like the GPS shows us how to get to places‚ texting so you don’t get bored if your out of the house‚ computers to look up information‚ cell phones to contact anybody in case of emergency‚ I pods can be heard at any moment and anytime of day whether your bored or not
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During the Industrial Revolution numerous inventions were created in order to solve problems that arose at that time. Also‚ in this time period one invention created a “ripple-effect” that soon led to the development of another invention. Over time as more and more innovations came about the simpler life became. In our current time period there are a variety of inventions that people use to simplify their lives on a daily basis. Nowadays many of these utilities are taken advantage of. People do not
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What is the greatest invention of all time? Throughout time there have been lots of new inventions which have both hindered and helped everyday life with humans. There are many different possible world’s greatest inventions because they have all helped out humankind in some way‚ some more than others. I think that the greatest invention of all time is Harnessed Electricity. Some may argue that this was not an invention it was a discovery but although electricity itself was a discovery there was
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Inventions of the Renaissance Clocks The first mechanical clock was invented in the early 1300’s. With this invention time began to be measured in hours (24 hours equaling a day). Galileo‚ an Italian scientist‚ discovered the pendulum in 1581. The pendulum greatly improved the constant movement of the hands or bell of a clock. The average error with the pendulum varied only by seconds each day. Before this the error was from 10 to 15 minutes a day. During the 1600’s the metallic gear‚ or toothed
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The most important invention of ALL time has to be the invention of Apple Incorporated. It is a multinational corporation that creates consumer electronics‚ computer software‚ and a commercial server. Apple’s most popular inventions are the iPhone‚ iPod music player‚ and Macintosh computer line-up. (WHO)The inventers of Apple Inc. are Steve Jobs and Steve Wozniak.(WHERE) Apple Inc. was incorporated in January 3‚ 1977‚ in Cupertino‚ California. (WHEN)The inspiration came from when Mr. Wozniak attended
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It has been called the pill that transformed America‚ the single most important invention of the 20th century. The invention being referred to is the birth control pill. Before the actual pill‚ there had been various forms of birth control‚ but none of them seemed to be very effective or simple to perform. One of the oldest references to birth control was the “withdrawal” method referenced in the Bible. In the 1870’s‚ a wide assortment of birth control devices were available in America -- such as
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