TY - SER AU - El-Shouny,M.M. AU - Shikha,S.A . AU - Abd El-Warth,M. TI - Impact of farmyard manure and some mineral fertilizers on some soil properties and its productivity of wheat KW - Wheat KW - Fertilizers KW - yields KW - Nitrogen fertilizers KW - Soil properties KW - Manures KW - Environmental aspects KW - mineral fertilizers N1 - Includes references N2 - The present study was carried out to investigate the effect of organic manure and mineral fertilizers on improving some soil properties and its production of wheat plants and its chemical composition UR - http://nile.enal.sci.eg/EALE/2008/MJAR/3308/5/1249.pdf ER -