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 7
... forming Cytoblasts , * and arranging cellules after a definite type ( Gardner in Phil . Mag . xxviii . 432 ) . Even here it is admitted that some ... formed . 8 PROOFS OF VITAL FORCE . This is shown , CHAPTER I Vital Force CONTENTS CONTENTS.
... forming Cytoblasts , * and arranging cellules after a definite type ( Gardner in Phil . Mag . xxviii . 432 ) . Even here it is admitted that some ... formed . 8 PROOFS OF VITAL FORCE . This is shown , CHAPTER I Vital Force CONTENTS CONTENTS.
Страница 13
... forming a centre or axis round which other parts are ultimately formed . No known power can overcome this tendency , on the part of the embryo , to elevate one portion in the air , and to bury the other in the earth . It is an inherent ...
... forming a centre or axis round which other parts are ultimately formed . No known power can overcome this tendency , on the part of the embryo , to elevate one portion in the air , and to bury the other in the earth . It is an inherent ...
Страница 15
... formed ; and a motion of fluids to be established , by means of which a communication is maintained between the more remote parts of the embryo . Heat seems to set the vital principle in action , to expand the air contained in the ...
... formed ; and a motion of fluids to be established , by means of which a communication is maintained between the more remote parts of the embryo . Heat seems to set the vital principle in action , to expand the air contained in the ...
Страница 21
... formed . A plant , once in a state of growth , has the power of producing roots from various parts , especially from ... FORMATION OF ROOTS BY THE STEM . wood.
... formed . A plant , once in a state of growth , has the power of producing roots from various parts , especially from ... FORMATION OF ROOTS BY THE STEM . wood.
Страница 23
... FORMATION OF ROOTS BY LEAVES . 23 mentioned in the Gardeners ' Chronicle of 1846 , p . 43 , where an old Apple - tree ... formed a young plant at the part that had been injured . healed , the part next the base of the leaf remaining of ...
... FORMATION OF ROOTS BY LEAVES . 23 mentioned in the Gardeners ' Chronicle of 1846 , p . 43 , where an old Apple - tree ... formed a young plant at the part that had been injured . healed , the part next the base of the leaf remaining of ...
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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