kinds of marine fish farming techniques

... (Coryphaenoides rupestris), flounders, redfishes, and in most of the other demersal species inhabiting cold marine waters. Asynchronous. Oocytes of all stages of develop- ment are present without ... Fish. Rep., 291: 977985. BAGENAL, T. B. 1973. Fish fecundity and its relations with stock and recruitment. ICES Rapp. Proc Verb., 164: 186198. 1978. Aspects of fish fecundity. In: Ecology of freshwater ... maturation of the ovarian eggs of the teleostean fishes. Ann. Rep. Fish. Board Scotl., 16 : 88124. GREER WALKER, M., P. R. WITTHAMES, and J. I. BAUTISTA DE LOS SANTOS. 1994. Is the fecundity of the...

Ngày tải lên: 22/03/2014, 12:20

... a description of techniques included as appendices at the end of some of the chapters, enabling the reader to understand and compre- hend the strengths and limitations of various techniques and ... applies to both marine and internal marine waters and lives up to the commitments made under the 1996 Protocol to the Convention on the Prevention of Marine Pollution by Dumping of Wastes and Other ... million tons of material are disposed of at sea. Most of this is for keeping shipping channels and harbors clear for navigation and com- merce. Environment Canada administers the control of disposal...

Ngày tải lên: 06/03/2014, 18:21

... digestibility of nutrients in hybrid catfish and Nile tilapia Knowledge of the digestibility of the various nutritional components of formulated fish diets is necessary for the determination of the ... requirement of lysine and other EAA of hybrid catfish (Clarias macrocephalus x C. gariepinus) is comparable with that of the African catfish (C. gariepinus).  Growth performance of hybrid catfish ... all of the excreta, and the test fish can eat voluntarily (NRC, 1993). Direct method The direct method involves measuring all the feed consumed by the fish and all of the fish excreta. The fish...

Ngày tải lên: 13/03/2014, 19:19

Ngày tải lên: 22/06/2014, 12:20

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Ngày tải lên: 18/03/2013, 01:44

Ngày tải lên: 24/10/2013, 00:15

... điều 8(1) công ước Load Line với yêu cầu tương đương.Nếu còn hoài nghi,thuyền trưởng FORMAT OF MARINE CARGO OPERATIONS REPORT Mục Tên mục Nội dung chi tiết 1. Báo cáo chung về quốc gia (AUSTRALIA) 1.1...

Ngày tải lên: 06/11/2013, 16:15

Ngày tải lên: 06/11/2013, 21:15

... A.2. Four Kinds of Installation The Mac OS X installer can perform a number of different installations. For example, it can put a copy of Mac OS X 10.5 onto a hard drive ... a handful of pre- 2003 G4 models.) • Mac OS X 10.0 through 10.4. The Leopard installer can turn your older copy of Mac OS X into the 10.5 version, in the process maintaining all of your older ... 10.30.11.1. • • On the other hand, a substantial body of evidence (specifically, hundreds of moaning Mac fans online) points to the wisdom of performing a clean install, rather than an upgrade...

Ngày tải lên: 14/12/2013, 12:15

... true of me”; (2) “Usually not true of me”, (3) “Somewhat true of me”, (4) “Usually true of me” or (5) “Always true of me”. For the convenience of the respondents and the researcher’s purpose of ... statement is (1)“Never true of me”; (2)“Usually not true of me”, (3) “Somewhat true of me”, (4) “Usually true of me” or (5) “Always true of me”. The whole set of questionnaire was translated ... level of proficiency is also reported to have close relationship with learner’s choice of learning strategies. Most researchers have agreed that more proficient learners employ a wider range of...

Ngày tải lên: 29/01/2014, 00:23

... and word asso- ciation, which measure the degree to which they reflect these two kinds of similarity. 2 Two Kinds of Similarity In this study, we divide word similarity into two categories: taxonomic ... a tf-idf score of a word t i in a piece s j of document. w ij = tf ij ×  log m df i + 1  (3) In this formula, tf ij denotes the number of times the word t i occurs in a piece of text s j , and ... df i denotes the number of pieces in which the word t i occurs. As a unit of text piece s j , we consider 859 Table 3: Comparison of mean precision among the combinations of two corpora and two...

Ngày tải lên: 20/02/2014, 12:20

... Zagibalov Department of Informatics University of Sussex United Kingdom T.Zagibalov@sussex.ac.uk Abstract This paper presents the results of experi- ments in which we tested different kinds of features ... different kinds of features for retrieval of Chinese opinionated texts. We assume that the task of retrieval of opinionated texts (OIR) can be regarded as a subtask of general IR, but with some dis- tinct ... Selection Problem One of the central problems in Chinese NLP is what the basic unit 1 of processing should be. The problem is caused by a distinctive feature of the Chinese lan- guage - absence of explicit...

Ngày tải lên: 20/02/2014, 12:20