distinctively textured leaves. Andiroba wood is soft‚ yet durable‚ and much sought by sawmills. It has in the past been shipped to the United States for use in the furniture industry and for the other uses. Its durability and impalatability to insects have guaranteed commercial demand for the wood‚ and as a result‚ the species has been devastated in all areas near major towns in Amazonia. It could‚ however‚ be cultivated easily in the Amazon or other regions of Brazil. The andiroba tree produces
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Room 216 COLPLANT Dr L. A. Hammed and Mrs T. T. Joseph-Adekunle COURSE CONTENT: What is a plantation? Economic importance of plantation crops. Climatic and soil requirements. Fruit tree propagation‚ selection and preparation of nursery site of cacao‚ kola‚ cashew‚ oil palm‚ citrus‚ coffee‚ rubber etc. Plantation / orchard establishment: Site selection‚ layout‚ land preparation and planning. Crop improvement / management practices. Chemical weed and pest control. Harvesting: Seed control‚ preservation
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Redleg Lady’s Thumb is a low lying flowering plant that is best identified by its spike-like flowers. The spike is made up of clusters of small‚ pink‚ grain-like flowers‚ which are only 4 millimeters in length. The entire spikes of flowers range from 20-80 centimeters in length (Perlman). This plant flowers from June to October. After flowering‚ the plants produce seeds‚ which are small‚ glossy‚ and three sided. The seeds ripen from August to October (“Polygonum Persicaria-L”). The leaves of this
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ABSTRACT Insects are one of the big problems in most households in the Philippines. They are pestering the land of vertebrates for millions of years. Commercial insecticides are either too harmful to both man and the environment or too expensive for the consumers. The purpose of this study is to create an environmental-friendly‚ safe‚ cheap‚ and effective insecticide that can compete with the commercial ones. The mixture of the extracts of chilli pepper‚ cacao leaves‚ lemon grass‚ garlic‚ and olive
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natural predators means a world of insects gone wild. There’s nothing left to keep pest levels in check. In fact‚ chemicals can mean double trouble because although you wipe out the first wave of pests‚ the second wave which is not the usual pest‚ but another insect moving into the area can cause even greater losses than the insects you were trying to get rid of in the first place. Another reason to go natural and use beneficials‚ is that a greater number of insects are now showing resistance to chemical
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Hey just got an account here at study mode.. Ugh.. Why does this site needs payment? I just wanted to read the documents posted here about "insect repellent made from cacao leaves".. Then this site will say i need to sign up blah blah blah. K whatever. Just got an account here again. Science investigatory projects suck‚ or at least seem to at first. But you shouldn’t let school drag you down. Instead‚ use your homework assignment as an opportunity to solve a problem you’ve always been interested
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Chapter I A. Introduction – “Don’t throw those orange peelings!” Orange peelings shouldn’t go to waste because it plays a very important role. These peelings can be used for air fresheners‚ insect repellants‚ an aroma for relieving tension and for other medical means. Background of Study – We chose this experiment because it really caught our curiosity and we find it interesting. We personally eat oranges just like other people in school and people in our household; so we thought of the peelings’
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mosquitoes that cause chikungunya carry Aaedes aegypt and Aaedes albopictus. These are the same type of mosquitoes that can transmit Dengue Fever. These types of mosquitoes are found throughout the world but mostly in countries like India and Africa. The insects become infected with the virus when they feed or bite people that already have the virus and then they spread the virus by biting others. The mosquitoes can be seen biting through the daytime hours and their peak activity is in the early morning and
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consistency. Mix thoroughly. Now get the commercial katol and use the foil to make a mold. Now pour the mixed starch and Lanzones into the mold and let it dry. The results were you have now a katol made from a Lanzones peeling that is used for Repelling insects. Acknowledgement We would like to express our sincerest gratitude And appreciation to ma’am de Felipe for giving As a sample of investigatory project so we can analyze more about the content and the guidelines that
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In this article the author Paul Bogard explains the natural darkness should be preserved with many examples and scientific evidence. Our society has made up many artificial light to cover up the natural darkness of the night. Darkness is just as good as light but‚ everyone is afraid of the dark. Bogard uses the health of many to prove that we need darkness in our life. Our bodies need darkness to produce a hormone called melatonin. That hormone can prevent certain cancers from growing‚ and our
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