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 страници |
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Страница ix
... instances , have lost both his character and his place before he had made himself sufficiently acquainted with it , and consequently become able to regulate its powers . " PREFACE TO THE SECOND EDITION . AFTER a lapse of.
... instances , have lost both his character and his place before he had made himself sufficiently acquainted with it , and consequently become able to regulate its powers . " PREFACE TO THE SECOND EDITION . AFTER a lapse of.
Страница 14
... sufficient quantity from the air , for it is cut off from free communication with the air by various means , either natural , as being inclosed in a thick layer of pulp , or in a hard shell or stone ; or artificial , as being buried to ...
... sufficient quantity from the air , for it is cut off from free communication with the air by various means , either natural , as being inclosed in a thick layer of pulp , or in a hard shell or stone ; or artificial , as being buried to ...
Страница 19
... sufficient . In a Garden at Turnham Green , a Populus monilifera ( Canadian Poplar ) was found to have sent a root thirty feet horizontally , including its dip beneath the foundations of a wall , and then to have passed into an old well ...
... sufficient . In a Garden at Turnham Green , a Populus monilifera ( Canadian Poplar ) was found to have sent a root thirty feet horizontally , including its dip beneath the foundations of a wall , and then to have passed into an old well ...
Страница 21
... sufficient to maintain the vitality of the roots for many years . The only known exceptions to the rule that roots do not lengthen by a general distension of their tissue , occur in parts growing in air or water , which are non ...
... sufficient to maintain the vitality of the roots for many years . The only known exceptions to the rule that roots do not lengthen by a general distension of their tissue , occur in parts growing in air or water , which are non ...
Страница 24
... sufficiently certain and general to merit quotation has yet been ascertained concerning this important property , which appears to be connected with specific vitality , except the following facts , viz . that roots are most readily , if ...
... sufficiently certain and general to merit quotation has yet been ascertained concerning this important property , which appears to be connected with specific vitality , except the following facts , viz . that roots are most readily , if ...
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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