Parliamentary Papers, Band 10H.M. Stationery Office, 1959 |
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Seite 176
... nitrogen " experiment a dressing of 2 cwts . per acre of sulphate of ammonia at squaring produced a 54 per cent . increase on a 310 lbs . per acre crop of seed cotton . 969. Further trials at Serere on a field scale with food crops have ...
... nitrogen " experiment a dressing of 2 cwts . per acre of sulphate of ammonia at squaring produced a 54 per cent . increase on a 310 lbs . per acre crop of seed cotton . 969. Further trials at Serere on a field scale with food crops have ...
Seite 236
... nitrogen ( again by the European and African group on the European type diet ) was 90 per cent . , while the other groups gave values of from 62 per cent . to 89 per cent . Heavy hookworm infestations reduced the absorption of nitrogen ...
... nitrogen ( again by the European and African group on the European type diet ) was 90 per cent . , while the other groups gave values of from 62 per cent . to 89 per cent . Heavy hookworm infestations reduced the absorption of nitrogen ...
Seite 237
... nitrogen + 0.037 g . of ammonia nitrogen ; probably most of the ammonia was derived from urea by the action of skin bacteria . The nature of the remaining water - soluble nitrogen is as yet undetermined . Creatinine in small quantities ...
... nitrogen + 0.037 g . of ammonia nitrogen ; probably most of the ammonia was derived from urea by the action of skin bacteria . The nature of the remaining water - soluble nitrogen is as yet undetermined . Creatinine in small quantities ...
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acres African Agriculture amount animals application assistance breeding British Guiana capital cattle cent cocoa coffee Colombo Plan Colonial Committee continued Corporation cotton Council countries crop D.Sc Dieldrin disease East Africa economic effect established expenditure experimental experiments export factors Federation fertiliser field finance Fisheries forest Forestry further Gambia Government grass growth haemoglobin important improvement increase industry infection insecticides Institute investigation investment irrigation isoniazid Jamaica Kenya Laboratory leprosy loans maize Malaya Medical Research ment method million Nigeria nitrogen Northern Rhodesia Nyasaland obtained Oil Palm organisation Pakistan pests plant plots problems production Professor programme progress projects protein Region Research Station Research Unit Rhodesia rice Sarawak Scheme season seed seedlings showed Singapore soil species spraying survey Swaziland Tanganyika territories tests tons treatment trees trials Trinidad Tropical Uganda United Kingdom vaccine varieties virus West yield