Response of some barley varieties to seeding rates and nitrogen fertilizer levels under rain-fed conditions in south jordan


Abstract in English

This research was carried out during both growing seasons 2009/10 - 2010/11 at the National Center for Agricultural Research and Extension (NCARE) / Karak Governorate / Jordan, to study the response of five barley varieties namely Mu'tah, Yarmok, Athroh, Rum and Acsad-176 to the effect of four seeding rates (50, 100, 150 and 200kg/ha) and five nitrogen fertilizer levels (0, 15, 30, 45 and 60kg/ha) on the productivity of grain and straw, the harvest index and some phenological indicators.

References used

Abdul Galil, A. A., M. A. Gomaa, H. G. M. Geweifel and Y. E. M. Atta. 1997. Response of yield and some grain quality criteria in wheat to nitrogen and phosphorus fertilization. Zagazig J. Agric. Res. 24(4):595-613
Beuerlein, J. E. and H. N. Lafever. 1989. Row spacing and seeding rate effects on soft red winter wheat yield, its components and agronomic characteristics. Applied Agric. Res. 4(2): 106 -110
Bole, J. B. and U. J. Pittman. 1980b. Spring soil water, precipitation and nitrogen fertilizer: Effect on barley grain protein content and nitrogen yield. Can. J. Soil. Sci. 60: 471-477

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