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Plant-Derived Smoke Solutions as a Strategy to Alleviate ODAP Toxicity in Hydroponic Grass Pea
2022
Medine Çopur Doğrusöz | Ugur Başaran | İlknur Ayan | Zeki Acar
This study was performed to investigate how to smoke solution affects dry matter loss, crude protein (CP) and toxic compound ODAP contents of grass pea in hydroponic media during seven days period. Three doses of smoke solutions (1, 5 and 10%, V: V) by diluting with tap water were applied to seeds as priming agent, and tap water was used as a control (0%). The experiment was arranged according to the split-plot design with three replications. Compared to seed, significant change was detected in hydroponic sprouts depending on the day in terms of dry matter loss and chemical content. Grass pea sprouts had higher CP and lower ODAP content than seed, even in control treatment. Furthermore, smoke solution increased the efficiency of system by increase CP, decrease ODAP content and also decreases dry matter loss, with significant effect on doses. CP of sprouts increased day by day and was the highest on day 6 (36.27%) at the 10% dose of smoke solution followed by 5% on day 7 (36.09%). ODAP decreased up to day 6 and then began to increase, but it was lower than control at all doses of solution during to experiment. This study showed that grass pea is suitable crop for hydroponic forage produce and that smoke solution can make a significant contribution to yield and quality of sprouts, especially at the dose of 10%. However, when the yield, nutritional value, and safe use were evaluated together, it was observed that the best time for harvesting was the end of the 6th day and delaying did not provide a significant advantage and even occurred undesirable results in terms of ODAP and dry matter.
Show more [+] Less [-]Yield and Quality Features of Buckwheat-Soybean Mixtures in Organic Agricultural Conditions
2017
Mustafa Sürmen | Emre Kara
This study was carried out during the summer of 2014 to determine alternative quality forage sources that could be grown in the Aydın ecological conditions. In the study, effects of 3 different mixtures and 2 pure species (100% Buckwheat, 25% Buckwheat -75% Soybean, 50% Buckwheat -5 0% Soybean, 75% Buckwheat - 25% Soybean, 100% Soybean) and 2 different harvesting times (50%-100% flowering/buckwheat) on yield and quality characteristics were investigated. According to measurements, the highest average herbage yield was obtained from 75% Buckwheat-25% Soybean application (3100 kg/da) at 2nd harvest time. When the average of hay yield was examined, the results were similar to herbage yield. When ADF and NDF were examined, the highest values were seen at the 2nd harvest. When the crude protein ratios were examined, it was found that they decreased at the 2nd harvesting time and the highest value was determined at 100% soybean application at the 1st harvesting time (21.08%). When Digestible Dry Matter (DDM) and Relative Feed Value (RFV) were examined, the highest values were determined in 100%Soybean applications at first harvest time and when the mixture applications were examined, the highest values were determined to be 75% Buckwheat - 25% Soybean application. As a result of the study, it was determined that the yields obtained at the 2nd harvest time were higher but the forage quality decreased. When the mixtures were examined, it was determined that the mixture having the highest roughage value was 75% buckwheat + 25% soybean application. In this study, the buckwheat which have short vegetation and good quality and the soybean, which is infront of with high quality, mixtures were examined. It has also been found that these mixtures may be important for obtaining high-quality forage in the short and intermediate periods.
Show more [+] Less [-]Determining Forage Quality Values of Salvia multicaulis VAHL. Species Collected From Different Locations of the Southeastern Anatolia Region of Turkey
2020
Mehmet Başbağ | Mehmet Salih Sayar | Erdal Çaçan
The study was conducted to determine forage quality criteria of Salvia multicaulis VAHL. species collected from different locations of Southeastern Anatolia Region of Turkey in 2018. Results of statistical analysis of the study data revealed that there were significant differences among the locations for all of the investigated traits. Additionally, among the locations the investigated traits were changed as following; dry matter content (DM) 88.66-91.58%, crude protein content (CP) 16.47-25.37%, insoluble protein content in acid detergent (ADP) 0.8%-1.10%, acid detergent fiber content (ADF) 22.08-29.54%, neutral detergent fiber content (NDF) 29.71-%43.85%, calcium (Ca) content 1.22-1.82%, phosphor (P) content 0.23-0,40%, Ca:P ratio 3.05-6.87, potassium (K) content 1.20-2.58%, magnesium (Mg) content 0.28-0.46% and K/(Ca+Mg) ratio 0.55-1.44. Results of the study revealed that dry forage of Salvia multicaulis species is both rich in terms of crude protein content and having a high digestibility level and its macro minerals content and K/(Ca+Mg) ratio to be sufficient for animal feeding. However, due to its too high level Ca:P ratio than critical top level (2:1), it is important to be careful against the risk of poisoning of animals when the forages of this species are used in animal feeding. Hence, additional research is required to determine the harmful effect of the species on the livestock health.
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