Agronomic Investigation of New Microbial Isolates as Bio fertilizers ...
Agronomic Investigation of New Microbial Isolates as Bio fertilizers ...
Agronomic Investigation of New Microbial Isolates as Bio fertilizers ...
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Introduction<br />
Sweet potato is grown in the tropics and warm temperate regions <strong>of</strong> the<br />
world<br />
Globally, grown in developing countries in an area <strong>of</strong> 9 mha having a<br />
production <strong>of</strong> 124 mt with a productivity <strong>of</strong> 13.7 t ha -1 (FAOSTAT, 2006)<br />
China ranks first in area (4.7 m ha) and production (70 m t) with a<br />
productivity <strong>of</strong> 14 t ha -1 (FAOSTAT, 2001)<br />
Third most important tuber crop in India after potato and c<strong>as</strong>sava<br />
India occupies 12 th , 8 th and 5 th rank globally in terms <strong>of</strong> area, production and<br />
productivity with an area <strong>of</strong> 0.14 mha, production 1.21 mt and productivity<br />
8.87 t ha -1 (CMIE,2006)<br />
In India, grown in Orissa, West Bengal, Uttar Pradesh, Bihar and Jharkand<br />
accounting 77% <strong>of</strong> area and 82% <strong>of</strong> production<br />
In Kerala, it is grown in an area <strong>of</strong> 505 ha with a production <strong>of</strong> 6405 t and<br />
productivity is 12.68 t ha -1 ( Farm guide,2009)