Год выпуска: 2014 Автор: Mohamed Hamza Издательство: LAP Lambert Academic Publishing Страниц: 128 ISBN: 9783659217241
Описание
The increase in seed production is a key factor in increasing world fish production , since seed production has been used not only to supply fish culturists but to supply natural waters too. This study is a baseline comprehensive one, focusing on the management measures usually undertaken during the seed production operation, since the reliable supply of good quality of eggs and fry (often collectively known as seed) is considered a backbone for a successful aquaculture industry. However meaningful conclusions and practical solutions have been behind the emphasis to conduct this study under normal field conditions, despite the well known difficulties and adverse risks associated with such studies. The purpose of this study is to increase grass and silver carp seed production through evaluating different management measures that were used in egg and fry production, and ways of improving such measures with emphasis on water quality, pond fertilization, stocking densities and...
Марин, я защитила диплом на отлично 24-го!!!! Спасибо громадное за то, что помогли мне. Не пожалела, что заказала речь, потому что комиссия сразу сказала - говорите только по делу. Мне очень приятно было с вами работать. Желаю вам побольше заказов. Еще раз большое спасибо!