Rates and timing of phosphorus fertilizer on growth and yield of direct-seeded rice in rain-fed conditions

Suchada Sanusan, Anan Polthanee, Surasak Seripong, Alain Audebert and Jean-Claude Mouret

Acta Agriculture Scandinavica Section B-Soil & Plant Science 59 ( 6 ): 491 - 499 , 2009