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1مؤتمر
المؤلفون: Keter, JKA, Fiskell, JGA
مصطلحات موضوعية: Plant production, Soil fertility, Fertilizers
العلاقة: Proceedings - Soil and Crop Science Society of Florida. v. 41 p. 188-192; http://agris.fao.org/agris-search/search/display.do?f=1984/US/US84044.xml;US8297227Test; http://hdl.handle.net/11295/42984Test
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2دورية أكاديمية
مصطلحات موضوعية: Agriculture, Agronomy, Forestry, Phaseolus vulgaris L, Crop yields, Plant production
العلاقة: East African Agricultural and Forestry Journal Volume: 54 Issue: 3 Period: January Pages:91-99; http://www.africabib.org/rec.php?RID=Q00005020Test; http://hdl.handle.net/11295/88781Test