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 من الصفحات |
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الصفحة 10
... young seed through its foramen , * is assisted by movements on the part of the seed itself , as in the common garden Thrift ( Armeria ) in which a horizontal strap , interposed between the pollen - tube and the foramen , is ...
... young seed through its foramen , * is assisted by movements on the part of the seed itself , as in the common garden Thrift ( Armeria ) in which a horizontal strap , interposed between the pollen - tube and the foramen , is ...
الصفحة 13
... in the air , and to bury the other in the earth . It is an inherent property with which nature has endowed seeds , in order to insure the young parts , when first 14 PHENOMENA OF GERMINATION . called into life , each.
... in the air , and to bury the other in the earth . It is an inherent property with which nature has endowed seeds , in order to insure the young parts , when first 14 PHENOMENA OF GERMINATION . called into life , each.
الصفحة 17
... young stem , has begun to exist as a separate organ , the root changes its property , ceases to grow by a general distension of its tissue , and simply increases in length by the addition of new matter to its point . A root is therefore ...
... young stem , has begun to exist as a separate organ , the root changes its property , ceases to grow by a general distension of its tissue , and simply increases in length by the addition of new matter to its point . A root is therefore ...
الصفحة 18
... young , the spongelet ( Fig . I. a ) consists of very lax tender cellular tissue , resting upon a blunt cone of woody matter , composed principally of woody tubes , and connected with the alburnum of the stem ( Fig . I. b ) ; it is ...
... young , the spongelet ( Fig . I. a ) consists of very lax tender cellular tissue , resting upon a blunt cone of woody matter , composed principally of woody tubes , and connected with the alburnum of the stem ( Fig . I. b ) ; it is ...
الصفحة 21
... young shoots it annually made , appeared to be pretty strong and healthy . No sooner , however , had the workmen commenced cutting , than it was discovered that for ten feet high , as much as two - thirds of the bark round the trunk was ...
... young shoots it annually made , appeared to be pretty strong and healthy . No sooner , however , had the workmen commenced cutting , than it was discovered that for ten feet high , as much as two - thirds of the bark round the trunk was ...
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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