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Journal : ZOOTEC

PENGARUH TINGGI DAN JARAK WAKTU PEMOTONGAN RUMPUT GAJAH DWARF (pannisetum purpureum cv. Mott) TERHADAP PERTUMBUHAN VEGETATIF DAN PRODUKSI BAHAN KERING ., Santia; Anis, Selvie D.; Kaunang, Charles L
ZOOTEC Vol 37, No 1 (2017)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (229.929 KB) | DOI: 10.35792/zot.37.1.2017.14354

Abstract

EFFECT OF HIGH AND DISTANCE OF CUTTING TIME OF DWARF ELEPHANT GRASS (pannisetum purpureum cv. Mott) ON VEGETATIVE GROWTH AND DRY MATERIAL PRODUCTION. This research aims to identify and obtain data about the effect of height and distance of cutting time on vegetative growth and dry material production of dwarf elephant grass (pannisetum purpureum cv. Mott). The treatments were applied into factorial design on the base of Group Random Design (GRD) which consists of two factors and three replications. Factor A were cutting height, a1 = 0 cm above the ground, a2= 5 cm above the ground, a3= 10 cm above the ground, a4= 15 cm above the ground. Factor B age of cutting, b1 = 20 days, and b2 = 30 days. The measured variables were including the number of tillers, ratio of leaf/stem and dry material production. Result of analysis of variance (ANOVA) showed that the number of tillers and dry ingredient of grass were affected very significantly (P < 0,01) by the interaction of high of cutting and the age of plant. However, the age of plant was giving a significantly different effect (P < 0,05) on the leaf/steam ratio. While the interaction high of cutting and age of plant did not significantly affect (P > 0,05) the leaf/steam ratio. Based on the research, it can be concluded that I order to ensure the continued production of P.purpureum cv.Mott measured in the number of tillers and dry ingredient, it should be cut at the age of 20 and 30 days with a cutting height of 15 cm above ground level. The highest value of leaf/steam ratio was obtained at the cutting age of 20 days.Keywords : P. purpureum cv. Mott, high and age of cutting, growth, dry material production
PENGARUH LEVEL PUPUK N,P,K TERHADAP KOMPONEN TANAMAN BRACHIARIA HUMIDICOLA CV.TULLY DAN PENNISETUM PURPUREUM CV.MOTT DI AREAL PERTANAMAN KELAPA Turangan, Dewi; Kaunang, Charles L.; Rumambi, Agnitje; Rustandi, D.
ZOOTEC Vol 34, No 2 (2014)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (243.261 KB) | DOI: 10.35792/zot.34.2.2014.5535

Abstract

EFFECT OF N,P,K FERTILIZER LEVELS ON PLANT COMPONENTS OF BRACHIARIA HUMIDICOLA CV.TULLY AND PENNISETUM PURPUREUM CV.MOTT IN COCONUT PLANTATIONS. In North Sulawesi there are vast grasslands as pastures so that breeders only utilize the existing land in the coconut plantations as cattle raising area. Existing land under the coconut plantation can be utilized or planted variety of agricultural commodities, including forage, where feed was instrumental in the success of  animal farm. In increasing the productivity of forage among others, animal grass needs to be supported by the physical environment, ideal soil and climate. The problem in this research was the area under coconut cultivation had low soil fertility (marginal), so one alternative was given by way of fertilization. Therefore the NPK fertilization is one of the most alternative method to overcome the low soil fertility. The objective of this study was to determine the effect of the combination of NPK fertilizer levels on plant components of Brachiaria humidicola cv. Tully and Pennisetum purpureum cv.mott in coconut plantations. This research was conducted in the western districts of Malalayang 1, Manado city from October 2013 – February 2014. Factorial design method was performed on the basis of completely randomized design with 4 replications. The result in this study showed that the influence of fertilization was demonstrated for the macro elements NPK fertilization required to increase the component of leaves. These elements were met the needs of forage for ruminants. Otherwise the rod components of both grass types were decreased by more complete combination of macro elements of NPK fertilization. In term of different types of grass, the statistical analysis showed that the leaves of the grass component of Pennisetum purpureum were 153.87 g/plot, significantly higher (P<0.05) than Brachiaria humidicola. The stem components were not significantly different for both types of grass. Therefore, the results of this study showed that both types of grass treatment elements required the complete NPK macro to get result with higher leaf components. Keywords: Land, Forage, NPK Fertilizer, coconut plantation area