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Rumen degradable nitrogen inclusion in a native pasture diet for weaner goats Kuswandi .; Muchji Martawidjaja; Zulbardi Muhammad; Bambang Setiadi; Didi Budi Wiyono
Jurnal Ilmu Ternak dan Veteriner Vol 5, No 4 (2000): DECEMBER 2000
Publisher : Indonesian Center for Animal Research and Development (ICARD)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (133.482 KB) | DOI: 10.14334/jitv.v5i4.185

Abstract

A complete block design was applied to employ 40 weaner goats, initial weighing average of 14.6 kg, which were grouped into 5 supplementary treatments, i.e. 125, 250, 300, 350 dan 400 g of skim milk/d. Each animal received.1.25 kg gliricidia leaves. Mixed pasture was consumed freely. The research was conducted in Tanjungrejo village, Tongas district, Probolinggo. A digestibility study was conducted for 7 days. Measurements included nutrient intakes and digestibilities, liveweight gain, and feed conversion ratio. Data were analyzed using the GLM procedure of SAS (SAS, 1986). The results showed that the medium skim milk level (300 g/d) gave the highest dry component digestibility. Cell wall digestibility from the group given 125-300 g skim milk/d was higher (P<0.05) than those given 350-400 g/d. No significant (P>0.05) difference in organic matter or protein digestibility was found among treatments. Supplementation with 350 g skim milk/d gave higher protein or digestible protein consumption (P<0.05), while supplementation with 125 g/d gave the best feed utilization efficiency. Levels at 125-250 g skim milk/d gave weight gain of about 65 g/d, while at more than 250 g gave 57 g/d or less. The best feed conversion ratio (7.8) was obtained in the group fed 125 g skim milk/d. In order to optimize microbial activity in the rumen, provision of slowly rumen degradable protein sources such as legumes, or rumen undegradable protein is of great importance.   Key words: Rumen degradable N, weaner goats, digestibility, average daily gain
Technique for preparation of anaerobic microbes: Rodshaped cellulolytic bacteria Amlius Thalib; B Haryanto; Kuswandi .; H Hamid; Mulyani .
Jurnal Ilmu Ternak dan Veteriner Vol 6, No 3 (2001): SEPTEMBER 2001
Publisher : Indonesian Center for Animal Research and Development (ICARD)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (123.62 KB) | DOI: 10.14334/jitv.v6i3.234

Abstract

Preparation of anaerobic-rod cellulolytic bacteria with coating technique has been conducted. Steps of the processes involved were cultivation, coating, evaporation, and drying. Coating agent used was Gum Arabic, and drying techniquesconducted were freeze drying and sun drying. pH of culture media was firstly optimized to obtain the maximal population ofbacteria. Both coated and uncoated preparates were subjected to drying. Morphological and Gram type identifications showed that uncoated preparate dried with freeze drying is not contaminated (ie. all bacteria are rod shape with Gram-negative type) while the one dried with sun drying is not morphologically pure (ie. containing of both rod and coccus shapes with Gram negative and positive). The coated preparates dried by both freeze and sun drying, were not contaminated (ie. all are rods with Gram-negative). The coating and drying processes decreased viability of preparates significantly. However, the decreasing of viability of coated preparate are lower than uncoated preparate (ie. 89 vs. 97%). Total count of bacteria in sun-drying coated preparate are higher (P<0.05) than the uncoated preparate (ie. 3.38 x 1010 vs.  1.97 x 1010 colony/g DM). Activity of sun-drying coated preparate to digest elephant grass and rice straw was higher (P<0.01) than the sun-drying uncoated preparate with the in vitro DMD values were 42.7 vs. 35.5% for elephant grass substrate and 29.3 vs. 24.6% for rice straw substrate. Therefore, it is concluded that coating technique has a positive effects on the preparation of rumen bacteria.   Key words : Anaerobic bacteria, coating, drying
The use of propolis to increase productivity of Peranakan Ongole Budi Haryanto; Z Hasan; Kuswandi .; I-M Artika
Jurnal Ilmu Ternak dan Veteriner Vol 17, No 3 (2012): SEPTEMBER 2012
Publisher : Indonesian Center for Animal Research and Development (ICARD)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (81.327 KB) | DOI: 10.14334/jitv.v17i3.700

Abstract

Propolis is a complex substance found in the bee hives and it has medicinal advantages for many diseases.  It contains various chemicals with specific characteristics such as anti cancer, anti virus, anti fungi and anti bacteria. Propolis contains antioxydant. Propolis from Trigona spp. was used in the present experiment. Eighteen (18) heads of PO (Ongole grade) cattle were individually fed in a flock housing and randomized to receive each feeding treatment. Propolis supplements were given in a mixture with the concentrate. Similar concentrate was fed to all individuals. Three feeding treatments, i.e., R0 = Control, without propolis, R1 = nano-propolis extracted with ethanol, and offered at 2% every 7 days, and R2 = raw propolis were applied. Concentrate intake was recorded daily by substracting the orts from the quantity of offered feed. Individual weight changes were recorded monthly before morning feeding time to calculate the average daily weight gain. The results indicated positive responses to feeding nano-propolis or raw-propolis as compared to the control group. Raw-propolis seemed to be better than the nano-propolis. Concentrate intake in the control group was higher than in the propolis supplemented group. The concentrate intake may reach 7-8 kg/head/day in average, while the average daily weight gain may reach 1 kg. The average daily weight gain of individuals supplemented with propolis were 8-11% over the control group. However, if these values were compared to the ADG of PO cattle in villages (0.6 kg/day), it was more than 30% than the general performance. It was concluded that the use of propolis, either prepared by nano-technology or just raw-propolis, can be applied to increase the PO cattle productivity. Key Words: PO Cattle, Propolis, Production, Efficiency
The Opportunity to Develop Buffalo Production Based on Food Crop Residues Kuswandi .
WARTAZOA, Indonesian Bulletin of Animal and Veterinary Sciences Vol 17, No 3 (2007): SEPTEMBER 2007
Publisher : Indonesian Center for Animal Research and Development

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (90.536 KB) | DOI: 10.14334/wartazoa.v17i3.879

Abstract

Buffalo’s meat is an alternative commodity to meet the national meat requirement despite its low contribution (1.93%) compared to cattle’s meat (22%). Compared to other livestock, buffalo has some benefit characteristics, such as higher ability to utilize fibrous feed, higher metabolism capacity, etc. Agriculture crop residues are feed resources which are abundant and very potential to be used the whole year. Buffalloes can utilize the fibrous residues as roughages and agro industrial by products to meet their nutrient requirement for protein, energy and minerals. Arrangement of feed supply based on harvest season is expected to solve the problem of feed deficiency. Food crop-buffalo integration is beneficial to maintain soil fertility and utilization of crop residues as feed.   Key words: Buffalo, crop residues, integration
Feed Technology of Fibrous Sugarcane Residues for Ruminants Kuswandi .
WARTAZOA, Indonesian Bulletin of Animal and Veterinary Sciences Vol 17, No 2 (2007): JUNE 2007
Publisher : Indonesian Center for Animal Research and Development

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (102.129 KB) | DOI: 10.14334/wartazoa.v17i2.883

Abstract

Abundant sugarcane residue during shortage of roughage in dry season gives an opportunity to raise ruminants around sugarcane industries. However, these products are not widely used by farmers due to an assumption that the usage is inefficient and that the feed utilization technology is not widely recognized. Sugarcane fibrous residues (tops, bagasse and pith) may be a potential feed component if pre-treated to increase its digestion and consumption by the animal, and/or supplemented by other ingredients to balance nutrients in the rumen as well as those for production purpose. Digestibility can be increased by chemical treatments such as ammoniation and other alkaline treatments, whereas consumption can be increased by physical treatments such as grinding, hammermilling or pelleting. Nutrients that are missing in these fibrous residues can be provided by addition of urea, molasses and minerals for maintenance need, and bypass nutrients (carbohydrates, protein and fats) that are digested in the small intestine and available for tissue or milk synthesis. There are three options for development of livestock agribusiness based on fibrous sugarcane residues; however, these require several technologies to optimize the utilization of these residues.   Key words: Sugarcane fibrous residues, treament, supplements, ruminants
PENDUGAAN FAKTOR YANG MEMENGARUHI JUMLAH BUAH PER TANDAN PADA RAMBUTAN (Nephelium lappaceum, L.) Kuswandi .
Jurnal Agroekoteknologi Vol 8, No 1 (2016)
Publisher : Jurusan Agroekoteknologi Fakultas Pertanian Untirta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (296.696 KB) | DOI: 10.33512/j.agrtek.v8i1.1176

Abstract

Rambutan productivity in Indonesia is still low, thus many efforts have been made to increase it. The objective of this research was to estimate the factors related to the number of fruits per cluster on rambutan trees. The research has been conducted in Aripan experimental garden, Indonesian Tropical Fruit Research Institute, Solok in February, 2016. Variable of production in this experiment was the number of fruits per cluster as the dependent variable. The independent variable was used to estimate the factors related to the number of fruit per cluster, consisted of trunk circumference, crown width, the number of leaves, leaf length, leaf width, plant height, the number of fruits per cluster, and the number of bunches per tree. The results showed that a multiple linear regression model consisting of a number of leaves, plant height and number of bunches per tree can explain 70.21% of phenotypic diversity of the number of fruits per cluster.Keywords: Nephelium, Regression, Estimation