The Theory of Horticulture; Or, An Attempt to Explain the Principal Operations of Gardening: Upon Physiological Principles |
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Page 8
... proportion of carbon than any other living part , and so long as it is thus charged with carbon , it is unable to grow . The only means it possesses of ridding itself of this principle , essential to its preservation , but forming an ...
... proportion of carbon than any other living part , and so long as it is thus charged with carbon , it is unable to grow . The only means it possesses of ridding itself of this principle , essential to its preservation , but forming an ...
Page 9
... proportion of fixed carbon is lowered to the amount suited to its growth into a plant . 15. But the formation and respiration of carbonic acid takes place most freely , though not exclu- sively , in darkness ; if exposed to light , the ...
... proportion of fixed carbon is lowered to the amount suited to its growth into a plant . 15. But the formation and respiration of carbonic acid takes place most freely , though not exclu- sively , in darkness ; if exposed to light , the ...
Page 10
... having been to deprive itself of a principle ( carbon ) which , in superabundance , prevents its growth ; but , in some other proportion , is essential to its existence . CHAP . II . GROWTH BY THE ROOT . Roots 10 VITAL ACTIONS .
... having been to deprive itself of a principle ( carbon ) which , in superabundance , prevents its growth ; but , in some other proportion , is essential to its existence . CHAP . II . GROWTH BY THE ROOT . Roots 10 VITAL ACTIONS .
Page 17
... proportion borne by the root to the stem is very variable . In such plants as succulent Euphorbias , and probably in all plants whose per- spiring powers are feeble , the roots are much smaller than the stem ; but , in others , the ...
... proportion borne by the root to the stem is very variable . In such plants as succulent Euphorbias , and probably in all plants whose per- spiring powers are feeble , the roots are much smaller than the stem ; but , in others , the ...
Page 18
... proportion to the quantity of food that may be prepared for them , it follows , that the longer the period of rest from growth , the more vigorous the vegetation of a plant will become when once renewed , if that period is not exces ...
... proportion to the quantity of food that may be prepared for them , it follows , that the longer the period of rest from growth , the more vigorous the vegetation of a plant will become when once renewed , if that period is not exces ...
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Common terms and phrases
2d Edition absorbing action alburnum appears Apple atmosphere bark become blossoms bottom heat branches buds calyx carbonic acid cause cellular circumstances cloth cold coloured consequence containing cultivated damp deciduous decompose degree ditto double flowers dryness earth effect Engravings epidermis exposed favourable flowers fluid FREDRIKA BREMER fruit gardener germination grafting grow growth healthy History Hort Horticultural illustrated inches injury J. C. LOUDON JOHN LINDLEY Knight leaf leaf-buds leaves London manure means moisture morocco nature numerous observed obtained operation organisable matter oxalic acid Peach Pear period perspiration Pine-apple pistil plants Plates pollen pots practice present principles produce propagation proportion quantity ripening roots SAMUEL LAING scion season seed seedling shoots soil species spring stamens stem summer surface temperature tion tissue Trans transplanting TREATISE trees varieties vegetable Vignette Titles vital vols WILLIAM HOWITT winter wood Woodcuts young
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