Piggery farming has been recognized as one of the profitable venture among the rural masses. This venture has proved to be one of the most important livelihood option. Generally the pigs are reared for pork, considering the increasing trend of pork consumers in Sikkim, Piggery farming will...
01/01/1967 Il VITA Fornello Solare fu disegnato essere robusto, relativamente specialmente facile fare, facile riparare, e basso in costo. Usa il principio del riflettore di Fresnel che concentra luce e scalda usando molte superfici riflettenti e semplici. La maggior parte di fornelli altri usa un...
01/01/2001 *Available as download only More than twenty years ago, the Food and Agriculture Organization of the United Nations contributed to the growing recognition of the role of pollination in agricultural production, with the publication of “The Pollination of Cultivated Plants in the Tropics”. Since...