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Your search for [author]Riyanto. returned 11 records. |
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The effects of takeover threats on shareholders and firm value.
by Riyanto,Yohanes; Amsterdam: Elsevier B.V, 2005.
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The Effect of tillage method and nitrogen rate on some soil properties and corn response.
by Riyanto.; 1980.
Subject: Tillage; Soils -- Nitrogen content; Corn.
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Interaction of rate and time of nitrogen application and weed control methods in upland rice.
by Riyanto.; 1977.
Subject: Nitrogen fertilizers; Rice -- Fertilizers and manures; Rice -- Weed control.
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Influence of green manure species and level of applied inorganic nitrogen on the nitrogen uptake and performance of aromatic rice.
by Riyanto, Damasus.; 2003.
Subject: Rice -- Fertilizers.
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Effect of weed control methods and nitrogen fertilization on yield components of sorghum after paddy rice.
by Riyanto, Soehartini.; 1977.
Subject: Weed control; Nitrogen fertilizers; Sorghum -- Fertilizers and manures.
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Interaction of rate and time of nitrogen application and weed control methods in upland rice [microform].
by Riyanto, 1938-; Quezon City: Photoduplication Service. University of the Philippines Library, 1980.
Subject: Rice -- Philippines -- Weed control.
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Interaction of rate and time of nitrogen application and weed control methods in upland rice.
by Riyanto, 1938-;
Subject: Rice -- Philippines -- Weed control.
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The effect of tillage method and nitrogen rate on some soil properties and corn response.
by Riyanto, 1938-;
Subject: Tillage; Corn -- Soils; Soils -- Nitrogen content.
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Cotton fiber quality and seed viability as affected by rainfall during the bursting period.
by Riyanto, Soehartini, 1942-; 1980.
Subject: Cotton -- Water requirements.
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Effect of weed control methods and nitrogen fertilization on yield and yield components of sorghum after paddy rice [microform].
by Riyanto, Soehartini, 1942-; Quezon City: Photoduplicatipon Servcie. University of the Philippines Library, 1980.
Subject: Sorghum -- Philippines -- Varieties; Weed control -- Philippines.
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