The Theory of Horticulture: Or, An Attempt to Explain the Principal Operations of Gardening Upon Physiological PrinciplesJ. Wiley, 1881 - 364 páginas |
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Página 15
... perish if their appearance be not speedily followed by the formation . of leaves . Thus , although the first appearance of the root in the embryo plant , at the time of germination , precedes the expansion of the seed - leaves , yet the ...
... perish if their appearance be not speedily followed by the formation . of leaves . Thus , although the first appearance of the root in the embryo plant , at the time of germination , precedes the expansion of the seed - leaves , yet the ...
Página 23
... perished . In brief , the stem is a branch produced by the first leaf - bud which the embryo plant possesses . 43. When the stem is first called into existence , it is merely a small portion of cellular tissue : an organic substance ...
... perished . In brief , the stem is a branch produced by the first leaf - bud which the embryo plant possesses . 43. When the stem is first called into existence , it is merely a small portion of cellular tissue : an organic substance ...
Página 33
... perishing under the influence of the at- mosphere but the liber and alburnum are naturally in a state of constant renovation , and cannot be per- manently injured without injury to the plant . 57. But although , under ordinary ...
... perishing under the influence of the at- mosphere but the liber and alburnum are naturally in a state of constant renovation , and cannot be per- manently injured without injury to the plant . 57. But although , under ordinary ...
Página 35
... perish in the course of the ensuing season . The trees may however be preserved , by taking a suitable circle or section of bark , in the spring , from the limb of another apple - tree , and adapting it carefully to the wounded bark ...
... perish in the course of the ensuing season . The trees may however be preserved , by taking a suitable circle or section of bark , in the spring , from the limb of another apple - tree , and adapting it carefully to the wounded bark ...
Página 54
... perish- ing ; and do not cast them till a new spring has com- menced , when other trees are leafing , or even later . In the latter class , the functions of the leaves are going on during all the winter , although languidly ; they are ...
... perish- ing ; and do not cast them till a new spring has com- menced , when other trees are leafing , or even later . In the latter class , the functions of the leaves are going on during all the winter , although languidly ; they are ...
Outras edições - Ver tudo
The Theory of Horticulture: Or, An Attempt to Explain the Principal ... John Lindley Visualização integral - 1840 |
The Theory of Horticulture; Or, An Attempt to Explain the Principal ... John Lindley Visualização integral - 1840 |
The Theory of Horticulture: Or, An Attempt to Explain the Principal ... John Lindley Visualização integral - 1840 |
Palavras e frases frequentes
absorb abundant action alburnum alkalies amount appears Apple applied ascer atmosphere bark bear become blossoms bottom heat branches buds calyx carbonic acid causes cellular circumstances climate cold colour consequence crop cultivated cuttings damp decompose degree diminished ditto double flowers dryness earth effect employed epidermis excessive exposed favourable flowers fluid formed fruit gardener germination grafting grow growth healthy Hort Horticultural inches injury kind leaf leaf-buds leaves manure mean temperature moisture nature necessary night observed obtained operation organisable matter oxalic acid oxygen Peach Pear period perish perspiration Pine-apple pistil plants Plum pollen potash pots practice produce propagation proportion quantity require ripening roots scion season seedling seeds shoots soil species spring stamens stem stomates succulent sufficient summer supply surface takes place temperature thermometer tion tissue Trans transplanting trees tubers ture vapour varieties vegetable vigour Vine vital winter wood woody wound young