The Theory of Horticulture: Or, An Attempt to Explain the Principal Operations of Gardening Upon Physiological Principles

absorbing abundance action alburnum amount appears Apple aqueous artificial atmosphere bark become blossoms bottom heat branches buds calyx carbonic acid cause cellular CHAP circumstances cold colour consequence crop cultivated damp decompose diminished ditto double flowers dryness earth effect employed epidermis excessive excitability exposed favourable flowers fluid formed gardener germination grafting grow growth healthy Hort Horticultural Horticultural Society inches injury kind Knight leaf leaf-buds leaves Malaxis paludosa manure medullary rays moisture nature necessary observed obtained operation organisable matter oxalic acid oxygen Peach Pear perature period perish perspiration Pine-apple pistil plants Plum pollen pots practice produce propagation proportion pruning quantity ripening roots scion season seed seedling shoots soil species spring stamens stem stomates succulent sufficient summer supply surface take place temperature thermometer tion tissue Trans transplanting vapour varieties vegetable vigour Vine vital winter wood woody wound young