Browsing by Author "M. Zainal Arifin dan Muhammad Alwi, Balittra"

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    PENGARUH PEMBERIAN KAPUR DAN FOSFAT ALAM TERHADAP PERTUMBUHAN DAN HASIL UBlKAYU DI LAHAN KERING
    (Balittra, 1995-04) M. Zainal Arifin dan Muhammad Alwi, Balittra; Balai Penelitian Pertanian Lahan Rawa
    Effect of lime and rock phosphate application on grGwth and yield of cassava on dry land. An experiment was conducted at farmers field in Batu Mulia, South Kalimantan from January to August 1990. The experimental design used was Randomized Completely Block Design with three replications. Lime was used as factor consisted of 0.5, 1.0, 1.5 and 2.0 t1ha, while rock phosphate as second factor consisted of 0, 45, 90 and 135 kg P20slha. Urea was applied 90 kg N/ha and potassium Chloride 60 kg K20/ha as a basal fertilizer. Adhira-IV variety was planted in the distance of 80 x 100 cm. The results showed that the effect of lime and rock phosphate very significant on increasing of yield. The highest yield of 35,0 t cassava tuberl ha at combination of 1.5 t lime/ha and 135 kg P20s/ha.