Effect of plant densities and phosphorus levels on the growth and yield of vegetable cowpea (Vigna unguiculata L.) var. Arka Garima K. RAVI KUMAR1 AND V. SUDHA VANI2 Department of Horticulture‚ College of Horticulture‚ Venkataramannagudem-534 101‚ Andhra Pradesh‚ India. E-mail : ravikuna4u@gmail.com ABSTRACT A field experiment was conducted at College of Horticulture‚ Venkataramannagudem to study the effect of plant density and phosphorus levels on the growth and yield of vegetable cowpea
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Karosas ENG 113 Academic Writing 6 March 2013 Homosexual Propagation in Ukraine Ukraine is a post-Soviet country; therefore‚ many Soviet-style values and beliefs still exist in Ukrainians’ minds. Ukraine still shows negative about promotion of gays as it was in Soviet Union. In 2012‚ Ukraine faced the problem of homosexuality propaganda. Because homosexual couples became very visible‚ the issue of how to relate to homosexuals propagation became urgent in the society. This issue has influenced
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vegetation Besides natural methods of vegetative propagation‚ artificial modes of propagation are also being used. Farmers‚ gardeners and horticulturists have adopted several such methods like grafting‚ layering‚ cutting and tissue culture for propagating plants in gardens and nurseries. 1. Grafting: In horticultural practices this method is commonly used. In this method the cutting of a plant (scion) is attached to the stem of another rooted plant (stock). After some time the attached cutting becomes
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method of plant propagation where the roots are suspended in nutrient which have rich in oxygenated water. It is essentially a top fed deep water system which pumped from the reservoir to the top of the roots. Thus‚ it helps significantly in enhancing growth in the first few weeks. This technology has advantages when being set up in the process of experiment. The roots get easy access to water from the beginning. It has high yields compared to the amount of nutrient that is fed to the plants. It promotes
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ABSTRACT The exercise was about the techniques in proper sectioning of plant tissues and staining techniques so that the study of plant structure will be easier. In free hand sectioning‚ the plant organ must be 45° upright and is held between the thumb and the base of the forefinger. A razor blade was used to cut the plant thinly in cross sections. Obliquely cut tissue is a big mistake since the surface of the tissue will not be even upon viewing under the microscope. Iodine-Potassium-Iodide
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identify plants: they are autotrophic‚ non-motile‚ they are photosynthetic‚ contain chloroplast‚ perform alternation of generations‚ plants are deciduous or evergreen‚ and the type of leaf and stem structure they have (http://wiki.answers.com/Q/What_characteristics_do_all_plants_share). Most plants are autotrophic‚ meaning they are capable of producing their own food and nutrients themselves‚ synthesizing their own food from inorganic substances‚ by using light or chemical energy. Plants are also
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modulating a digital or an analog signal using a band-pass channel. 2. Optical signals have very high frequencies. A high frequency means a short wavelength because the wavelength is inversely proportional to the frequency ( = c/f)‚ where c is the propagation speed in the media. 3. The frequency domain of a voice signal is normally continuous because voice is a nonperiodic signal. 4. This is broadband transmission because it involves modulation. 5. Each signal is a simple signal in this case
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is deviation of the attenuation affecting a signal over certain propagation media. The fading may vary with time‚ geographical position or radio frequency‚ and is often modeled as a random process. A fading channel is a communication channel comprising fading. In wireless systems‚ fading may either be due to multipath propagation‚ referred to as multipath induced fading‚ or due to shadowing from obstacles affecting the wave propagation‚ sometimes referred to as shadow fading. The presence of reflectors
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various types of Handoff processes available 5. Explain Trunking and Grade Of Service. 6. Compare Between FDMA‚ TDMA‚ CDMA‚ SDMA. 9. Explain the operations of CDMA WIRELESS PROPAGATION CHANNELS EL system? 2. What is scattering? EC 24 3. What is diffraction? 4. Mention any four Indoor propagation models 5. Define Brewster angle? 6. Calculate the Brewster angle for a wave impinging on ground having a permittivity εr = 2. 7. List out any three small-scale fading effects of
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