Practical Field Ecology: A Guide for the Botany Departments of Universities, Colleges and Schools |
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Page 118
... distilled water containing a known quantity of nitrate . Take 100 c.c. of distilled water and add one Soloid of Potassium nitrate , containing 0.00144 gm . This corresponds to 0.2 mg . of Nitrogen . By dissolving one or more tabloids a ...
... distilled water containing a known quantity of nitrate . Take 100 c.c. of distilled water and add one Soloid of Potassium nitrate , containing 0.00144 gm . This corresponds to 0.2 mg . of Nitrogen . By dissolving one or more tabloids a ...
Page 120
... water in a half - litre flask and add 10 c.c. of N / 80 Potassium permanganate and 5 c.c. of Sulphuric acid , diluted 1 to 4 with distilled water . Boil quickly for five minutes and continue boiling slowly for ten minutes more . Cool ...
... water in a half - litre flask and add 10 c.c. of N / 80 Potassium permanganate and 5 c.c. of Sulphuric acid , diluted 1 to 4 with distilled water . Boil quickly for five minutes and continue boiling slowly for ten minutes more . Cool ...
Page 121
... distilled water . Evaporate the liquid to dryness over a water - bath , taking care not to allow spluttering or to burn the residue . Cool in a dessicator and re - weigh . The difference in weights gives the total dissolved solids in ...
... distilled water . Evaporate the liquid to dryness over a water - bath , taking care not to allow spluttering or to burn the residue . Cool in a dessicator and re - weigh . The difference in weights gives the total dissolved solids in ...
Contents
CHAPTER PAGE | 13 |
Profile Charts and Mapping Root Systems | 65 |
Quantitative and Sociological Analysis | 74 |
3 other sections not shown
Common terms and phrases
accurate acid air-floats algae algal apparatus atmometer base line belt transect bottle bottom branched bulb Calluna cane cells cent chloride colour contour lines cortex cross wire depth Dinas Powis distance distilled water ecological Elodea canadensis Epilobium palustre estimated factors Field Box filaments filter Fronds Fronds composed Fruiting body gametangia Gills glass graph paper grid strings height herbarium horizontal Hymenium hyphae inches indicate Iris pseudacorus Laminaria layer leaf sheaths Ligule measured Mentha aquatica method monosiphonous obtained palustre pegs percentage picket Plane Table plankton plant community pond possible profile chart quadrat ramuli readings recorded Rhodamine right angles rock pools root system sample scale sheet showing side Sium latifolium slope Sodium soil Sporangia Spores Spores brown Spores pink Spores white square staff suitable survey area Swanage taken tape temperature tetraspores thermometer tree tube valence analysis vegetation vertical wood Zone