Parliamentary Papers, Volume 9H.M. Stationery Office, 1928 - Bills, Legislative |
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Results 1-5 of 6
Page 54
... larvæ and to better methods for capturing these active stages . The capture of larger larvæ of autumn incidence in process of metamorphosis has been a phenomenal feature of the recent investigations , and data are being gradually ...
... larvæ and to better methods for capturing these active stages . The capture of larger larvæ of autumn incidence in process of metamorphosis has been a phenomenal feature of the recent investigations , and data are being gradually ...
Page 55
... Larvæ of these sizes were present but not in sufficient numbers to give them much value when the numbers caught are reduced to per 1000 larvæ caught . " With regard to the absolute abundance of the larvæ at the various seasons of the ...
... Larvæ of these sizes were present but not in sufficient numbers to give them much value when the numbers caught are reduced to per 1000 larvæ caught . " With regard to the absolute abundance of the larvæ at the various seasons of the ...
Page 56
... larvæ , representatives of the spring brood having been obtained in May and of the autumn brood in September . The earliest stages of larvæ were very scarce in the captures , and it is apparent that the maximum period for both broods ...
... larvæ , representatives of the spring brood having been obtained in May and of the autumn brood in September . The earliest stages of larvæ were very scarce in the captures , and it is apparent that the maximum period for both broods ...
Page 57
... larvæ increase im- mediately to the southwards . These larvæ are dispersed along the Scottish east coast and concentrations of considerable magni- tude occur within the Moray Firth and in the region of the Firth of Forth . There is ...
... larvæ increase im- mediately to the southwards . These larvæ are dispersed along the Scottish east coast and concentrations of considerable magni- tude occur within the Moray Firth and in the region of the Firth of Forth . There is ...
Page 63
... larvæ had reached a length of 22 mm . Positive hauls were obtained from the Clyde area , in the Moray Firth and Aberdeenshire coast . The collected records for all the years within the North Sea are by no means numerous . The larvæ ...
... larvæ had reached a length of 22 mm . Positive hauls were obtained from the Clyde area , in the Moray Firth and Aberdeenshire coast . The collected records for all the years within the North Sea are by no means numerous . The larvæ ...
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27 to Feb 31st March Aberdeen accidents acres amount attendance average Board boats Boys Castlebay catch caused cent centres Certificate classes College Commissioners Committee County County Boroughs course crans curers cwts Department District drifters Education Authorities electrical employed employers engineering ENGLAND AND WALES Ethyl Petrol examination explosion factories fatal figures firm Firth Firth of Clyde Fisheries fishermen fishing fleet Fraserburgh Fund Girls grant haddock increase industry injured Inspector investigations landings larvæ lead lead poisoning local education authorities Loch machinery Mallaig manufacture Moray Firth motor Museum North Sea number of pupils occurred operations organised period Peterhead plant poisoning ports present quantity recognised Regulations safety salmon scheme Scotland Scottish sea trout season secondary schools Section Securities seine net Shetland steam Stock Stornoway Table taken teachers total number trade Training trawlers trawling vessels welfare Women workers