20 جون 2007 The role of trust in the acquisition of seeds Local multiplication to ensure timely planting Selecting the best plants to improve seed potato Higher yields and income with disease resistant coffee clones New bean seeds Conserving the plant genetic resources of southern Africa Community based...
20 مارچ 2000 For centuries, Andean farmers in Peru and Bolivia have monitored the brightness of the Pleiades stars to determine when to plant potato crops for optimal rainfall. Now scientists have validated the farmers’ weather forecasting methods.