Online edition of India's National Newspaper
Thursday, December 09, 2004
Published on Thursdays
Online edition of India's National Newspaper Thursday, December 09, 2004 |
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Sci Tech Published on Thursdays |
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Dead embryos for producing live organs Faced with funding problems and criticism from ethicists, scientists are finding ways to extract stem cells from `dead' embryos. 
HIV spread following oral exposure: mystery unravelledRESEARCHERS HAVE utilised an animal model to trace how the virus that causes AIDS in humans may enter and spread throughout the body following an oral exposure. By innoculating monkeys with SIV, the simian version of HIV, scientists traced ... 
Enzyme blocks sperm entry after fertilizationCOUNTLESS SPERM may surround an egg at one time, yet only one must be allowed to fertilize it. In fact, an egg must undergo a rapid and complex series of changes to prevent entry by more than one sperm, called polyspermy, because it is ... Juices not the answer for well-being IT STARTED with the usual stuff — you know, apples, oranges and carrots. But then I moved on to broccoli stalks, peppers, and there's even talk of parsnips, maybe next weekend. It has gone beyond an occasional buzz.
IT-TRENDS 
The once and future personal computerReports that IBM - creator of the personal computer - might sell its share of this business niche, could be a pointer to shifting consumer preferences.
Balanced nutrition for better crop health APPLICATION OF essential plant nutrients, particularly the major nutrients nitrogen, phosphorus and potassium in the right proportion is what is meant by `balanced nutrient use.' The main purpose of fertilizer application is to enrich the soil ... Yellow vein virus in okra OKRA IS susceptible to yellow mosaic virus infestation caused by the vector Bemisia tabaci whitefly during summer and kharif seasons. The disease is characterised by the appearance of typical yellow network of veins and veinlets. The ... White grubs - threat to vanilla cultivation The grubs attack the roots of vanilla, which are mainly confined to the surface layer of the soil. Severe infestation leads to death of the plant. 
Improving coconut yields in drought-prone areasBY ADOPTING some innovative and simple package of technologies coconut trees in drought-prone areas can be made to record prolific yield. "The technologies are tested well in the last two years at our research farm, and they yielded rewarding ... Tamil name ANSWER: The Tamil name for Stevia is Chakkarai thulasi and the botanical name is Stevia rebandiana. Commercial fruit ANSWER: Persimmon is not cultivated commercially in India. It is grown on a small scale in hill stations such as Coonoor.
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