Studies of protein content in rice grain, 6: Effects of the foliar application of urea on the translocation of nitrogen to the ear and the protein content of brown rice

agricultura de regadio agricultural chemicals anatomia anatomie anatomy application foliaire application methods arroz arroz irrigado azote cereales cereals composition contenido proteico cropping systems crops cultivos cultivos de grano economic plants elements engrais espiguilla fertilizantes nitrogenados fertilizers fisiologia foliar application fonction physiologique gases gaz grain grain crops granos inflorescence inflorescences inflorescencias irrigated farming irrigated rice methode methods nitrogen nitrogen fertilizers no metales nonmetals organic compounds organic nitrogen compounds physical states physiological functions physiologie physiology plant anatomy plantas plante plante de culture plants productos productos de origen vegetal products produit produit agrochimique protein content rice riz sistemas de cultivo spikelets translocation urea uree vegetable products