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Soil pH and Nutrient Availability
Soil pH is the most important factor which governs the availability of nutrients in soil. All the nutrients are absorbed by plants in their ionic form, since the solubility of these ions is pH dependent, the availability of nutrients in soil is also pH dependent. Fig.3.1 gives an idea of the pH range for availability of different nutrients in soils. The pH range of 6.0 to 7.5 appears to be optimum for the availability of most of the nutrient elements.
Q. Illustrate the tyndallisation? John Tyndall devised a process of sterilisation by steaming for a few minutes at 100 o C on 3-4 successive operations separated by 24 hour in
According to the Mendel's law the phenotypical characteristics would be determined by pair of factors (alleles) that separate independently in gametes. What are the major types of
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Obturator - Ovule An obturator is an outgrowth of the placenta or funicle or integument or style near the micropyle. It is presumed to guide the pollen tube to the micropyle.
Based on your reading of the article entitled "Regulating Evolution", which of the following is a false statement? A. Individuals who are resistant to the malaria-causing para
A student set up a potometer in the laboratory and measured the rate of movement of water in the capillary. An average of four readings gave a rate of 50mm per minute. The apparatu
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