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Field Capacity Analysis of an Integrated Tractor Implement for Sequential Upland Farming
( Tae Su Soek ),( Byung Mook Kim ),( Young Mo Koo ) 한국농업기계학회 2018 한국농업기계학회 학술발표논문집 Vol.23 No.1
In upland farm agriculture of Korea, each farming operation is solely mechanized, so it does not contribute to promote labor-saving rate in upland agriculture. Thus, the concept of a tractor-attached integrated implement system was conceived by combining full operations of the upland farming. Therefore, the objective of this study is to evaluate labor-saving rate (LSR) through field capacity analysis for the developed an integrated tractor implement. The theoretical working time of the integrated implement (BG-1200ABC, B Co. Ltd., KR) including five modules is 0.56 hr/10a, reducing 67% of working time comparing with that of conventional individual farming process. Effective field capacity is 0.09 ha/hr, which is about 3 times better than that of conventional practices and the arable area is evaluated to be 9.07 ha. Consequently, a sequential field work using the integrated tractor implement would considerably contribute to the labor-saving in the upland farming.
최지훈(Ji Hun Choi),심혁(Hyuk Sim),이재훈(Jae Hoon Li),이명수(Myeung Su Lee),오석규(Soek Kyu Oh),김태현(Tae Hyeon Kim),박병현(Byoung Hyun Park),안선호(Seon Ho Ahn),송주흥(Ju Hung Song) 대한신장학회 2002 Kidney Research and Clinical Practice Vol.21 No.3
The 55 years old male patient, undergoing maintenance hemodialysis, was admitted on our department because of painful swelling on left knee joint. At 19th hospital day, he complained of severe dyspnea. He had a large amount of pleural effusion of the left chest that was shown to be hemothorax by thoracentesis. After closed thoracostomy, about amount of 3,000 mL of blood was drained and bleeding was sustained from pleural cavity, and then emergency thoracotomy was done. We cannot find any bleeding focus in thoracic cavity, but oozing blood was seen on entire inner thoracic cavity. He had no previous invasive procedure or history of trauma before 6 months. We think that hemothorax may be developed because of defected coagulopathy and increased bleeding tendency due to platelet dysfunction in renal failure patient. Immediately thoracotomy and cryoprecipitate were helpful for this patient. We report a rare case of spontaneous hemothorax in a maintenance hemodialysis patient with literature review.