نتایج جستجو برای: thresher

تعداد نتایج: 244  

2013
Simon P. Oliver John R. Turner Klemens Gann Medel Silvosa Tim D'Urban Jackson

The hunting strategies of pelagic thresher sharks (Alopias pelagicus) were investigated at Pescador Island in the Philippines. It has long been suspected that thresher sharks hunt with their scythe-like tails but the kinematics associated with the behaviour in the wild are poorly understood. From 61 observations recorded by handheld underwater video camera between June and October 2010, 25 thre...

2011
Simon P. Oliver Nigel E. Hussey John R. Turner Alison J. Beckett

Interactions between pelagic thresher sharks (Alopias pelagicus) and cleaner wrasse were investigated at a seamount in the Philippines. Cleaning associations between sharks and teleosts are poorly understood, but the observable interactions seen at this site may explain why these mainly oceanic sharks regularly venture into shallow coastal waters where they are vulnerable to disturbance from hu...

Journal: :Mathematical and Computer Modelling 2013
Chenglong Huang Lingfeng Duan Qian Liu Wanneng Yang

Keywords: Single-plant paddy thresher Whole-feeding Hierarchical multi-rollers threshing Fish scale sieve plate High-precision and automation a b s t r a c t Threshing is an essential pretreatment in rice yield-related traits evaluation and rice thresher is an important study of agricultural machinery automation. However, traditional threshers aim at threshing filled grains with simple function...

2011
Tajudeen Abiodun Ishola Kayode Carroll Oni

Prosopis africana is an under utilized tree crop with immense medicinal and industrial values. Manual threshing of the pods to extract the seeds is uneconomical, time consuming, associated with drudgery and low output capacity. A motorized Prosopis africana pod thresher was designed, fabricated and assessed for performance. The main components of the thresher include hopper, threshing unit, cle...

Journal: :Nature 1880

Journal: :Mitochondrial DNA 2014
Chia-Hao Chang Kwang-Tsao Shao Yeong-Shin Lin Hsuan-Ching Ho Yun-Chih Liao

The complete mitochondrial genome of the big-eye thresher shark was sequenced using a polymerase chain reaction (PCR)-based method. The total length of mitochondrial DNA is 16,719 bp and includes 13 protein-coding genes, 2 ribosomal RNA, 22 transfer RNA genes, 1 replication origin region and 1 control region. The mitochondrial gene arrangement of the big-eye thresher shark is the same as the on...

2012
Frank Jung

That Rice will have it co-op store established and in working order before next faii is practically an assured certainty, according to Tom Rather, who is chairman of the committee which has been handiing the matter of a co-op store. The committee was recently appointed by the president of the association, who was empowered to do so by the Students' Counci). J. Frank Jungman and James L. Autry a...

2012
John Cockerham Tim Stout

a > 'i j O. Jack Mitchell is the new Dean of t h e M f c $chool of Architecture. After David Crane, former Dean, neighed last year, the School of Architecture undertook a wide search for a new dean. From an i n t e r n a t i o n a l f i e l d of candidates, O. Jack Mitchell was chosen. He brings to the deanship a familiarity with the RSA, its students and faculty, as well as the administrative ...

2012
Christine Gorman

Chuck Newell and Michelle Heard For the third time in three years, Rice students will face an increase in food and housing costs. Strapped by the rising cost of food, utilities and labor, the Residential College Management Advisory Committee recommended a $200 increase in room and board to Dr. Hackerman last January 22. Room and board cost $1940 in 1977 and $1990 in 1978. Next year, student wil...

Journal: : 2022

To establish the connection and dependence between elements of different groups factors - evaluation quality work, technical parameters, technological modes working conditions “thresher a grain harvester” system. Based on them, develop graphic model an optimal plan for multifactor studies thresher performance indicators during its mathematical modeling.

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