Parliamentary Papers, Том 10H.M. Stationery Office, 1960 |
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Страница 97
... species of parasitic Hymenoptera were recovered . There are probably few now undiscovered . The dominant species recovered from caterpillars of L. meyricki Ghes . was an undescribed species of Cirrospilus . A surprising observation was ...
... species of parasitic Hymenoptera were recovered . There are probably few now undiscovered . The dominant species recovered from caterpillars of L. meyricki Ghes . was an undescribed species of Cirrospilus . A surprising observation was ...
Страница 154
... species will not grow uniformly on the poor soils now available for planting and present practice is to use species of Eucalyptus and Pinus , species yielding good cabinet woods being limited to the better soils . 636. In the Northern ...
... species will not grow uniformly on the poor soils now available for planting and present practice is to use species of Eucalyptus and Pinus , species yielding good cabinet woods being limited to the better soils . 636. In the Northern ...
Страница 196
... species of mosquito is short - lived in nature , it is unlikely to take part in virus transmission , even though it may be an efficient transmitter in the laboratory . It is , therefore , very important to be able to tell the ages of ...
... species of mosquito is short - lived in nature , it is unlikely to take part in virus transmission , even though it may be an efficient transmitter in the laboratory . It is , therefore , very important to be able to tell the ages of ...
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PROJECT REPORTS WITH REGIONAL SUMMARIES | 5 |
East Africa | 7 |
Central Africa | 3 |
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