Importance of Annual and Seasonal Precipitation Variations for the Sustainable Use of Rangelands in Semi Arid Regions with High Altitude von Dasci, M, Koc, A, Comakli, B, Guellap, M K, Cengiz, M M, Erkovan, H I

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Changes in vegetation and soil properties under semi-nomadic animal raising areas in highlands, rangelands of Turkey von Koc, Ali, Erkovan, H. Ibrahim, Serin, Yunus

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Using a companion crop of barley to improve white clover production in the highlands of Turkey von Tan, Mustafa, Erkovan, H. Ibrahim

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RESPONSE OF THE SEEDLINGS OF FOUR COOL-SEASON GRASSES TO PLANT GROWTH-PROMOTING BACTERIA AND MYCORRHIZAE IN TWO DIFFERENT SOILS von Erkovan, H Ibrahim, Erkovan, Sule, Memur, Merve, Erdem, Eda, Koc, Ali

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Plant Growth-Promoting Rhizobacteria (PGPR) and Phosphorus Fertilizer-Assisted Phytoextraction of Toxic Heavy Metals from Contaminated Soils von Gullap, M. Kerim, Dasci, Mahmut, Erkovan, H. Ibrahim, Koc, Ali, Turan, Metin

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The History and Current Direction of Rangeland Management in Turkey von Koc, Ali, Schacht, Walter H, Erkovan, H. Ibrahim

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The effect of fire on the vegetation and soil properties of ungrazed shortgrasssteppe rangeland of the Eastern Anatolia region of Turkey von ERKOVAN, Şule, KOÇ, Ali, GÜLLAP, M. Kerim, ERKOVAN, H. İbrahim, BİLEN, Serdar

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TheHistory andCurrent Direction of Rangeland Management in Turkey von Koc, Ali, Schacht, Walter H, Erkovan, H Ibrahim

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Substitution Possibility of Some Biofertilizers for Mineral Phosphorus Fertilizer in Pea Cultivation von ERKOVAN, H. Ibrahim, GULLAP, M. Kerim, HALILOGLU, Kamil, KOC, Ali

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Effects of barley as a companion crop on the hay yield and plant density of red clover and the botanical composition of hay von ERKOVAN, H. İbrahim, SERİN, Yunus, TAN, Mustafa

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Effects of Autumn Cutting Management on Alfalfa Hay Yield and Some Characteristics von ., Mustafa Tan, ., H. Ibrahim Erkovan, ., Omer Mentese

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Efects of phosphorus fertilizer and phosphorus solubilizing bacteria application on clover dominant meadow: l. hay yield and botanical composition von GÜLLAP, M. Kerim, ERKOVAN, H. İbrahim, DAŞÇI, Mahmut, KOÇ, Ali

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Effects phosphorus fertilizer and phosphorus solubilizing bacteria applications on clover dominant meaddow: ll. chemical composition von GÜLLAP, M. Kerim, ERKOVAN, H. İbrahim, DAŞÇI, Mahmut, KOÇ, Ali

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