The Theory and Practice of Horticulture: Or, An Attempt to Explain the Chief Operations of Gardening Upon Physiological GraoundsLongman, Brown, Green, and Longmans, 1855 - 606 páginas |
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Página 52
... perspiration of the leaves . " The sap then ascends in consequence of an attracting force exercised from above downwards by the foliage of plants . But it is evident that this is only a partial explanation of the phenomenon ; for it ...
... perspiration of the leaves . " The sap then ascends in consequence of an attracting force exercised from above downwards by the foliage of plants . But it is evident that this is only a partial explanation of the phenomenon ; for it ...
Página 54
... PERSPIRATION . - FORMATION OF SECRETIONS . - FALL OF THE LEAF.— FORMATION OF BUDS BY LEAVES . A LEAF is an appendage of the stem of a plant , having one or more leaf - buds in its axil . In those cases where no buds are visible in the ...
... PERSPIRATION . - FORMATION OF SECRETIONS . - FALL OF THE LEAF.— FORMATION OF BUDS BY LEAVES . A LEAF is an appendage of the stem of a plant , having one or more leaf - buds in its axil . In those cases where no buds are visible in the ...
Página 58
... perspiration and respiration than the Cotyledon . A leaf , then , is an appendage of the stem of a plant , con- sisting of an expansion of the cellular rind , into which veins are introduced , and enclosed in a skin through which ...
... perspiration and respiration than the Cotyledon . A leaf , then , is an appendage of the stem of a plant , con- sisting of an expansion of the cellular rind , into which veins are introduced , and enclosed in a skin through which ...
Página 59
... perspire by their leaves ; and dirt prevents their perspiration . Plants feed by their leaves , and dirt prevents their feeding . So that breathing , perspiration , and food , are fatally interrupted by the accumulation of foreign ...
... perspire by their leaves ; and dirt prevents their perspiration . Plants feed by their leaves , and dirt prevents their feeding . So that breathing , perspiration , and food , are fatally interrupted by the accumulation of foreign ...
Página 60
... perspiration . By their vital forces plants appear to decompose water , independently of the action of light . Carbonic acid is originally introduced into the interior of a plant , either dissolved in the water it imbibes by its roots ...
... perspiration . By their vital forces plants appear to decompose water , independently of the action of light . Carbonic acid is originally introduced into the interior of a plant , either dissolved in the water it imbibes by its roots ...
Otras ediciones - Ver todas
The Theory and Practice of Horticulture: Or, an Attempt to Explain the Chief ... John Lindley Sin vista previa disponible - 2015 |
The Theory and Practice of Horticulture: Or, an Attempt to Explain the Chief ... John Lindley Sin vista previa disponible - 2015 |
Términos y frases comunes
absorb action alburnum appears atmosphere autumn bark bear become blossom-buds branches buds bulb calyx carbonic acid carpels cause cellular Chiswick chloroform circumstances cold colour consequence crop cultivated damp degree dryness earth effect employed epidermis evaporation experiments exposed fact favourable feet flowers fluid formation formed fruit gardener germination grafting ground grow growth healthy herbaceous horizontal Hort Horticultural Horticultural Society hygrometer inches increased injury leaf leaf-buds leaves ligature light loam matter mean temperature mode moisture mucilage nature night observed operation organs Peach Pear peat perish perspiration Pine-apple pistil plants pollen portion pots practice produced propagation proportion pruning quantity removed Rhododendrons ripening roots scion season seeds sepals shortened soil species spring stamens stem substance sufficient summer surface temperature thermometer timber tissue trees vapour varieties vegetation vigour Vine vitality Wardian warm winter wood wound