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 páginas |
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Página xiv
... Heat - of Sunlight — of Water . - Seeds . - Source of their Food . - Cause of their Longevity - of their Destruction . - Difference in their Vigour 81 97 CHAPTER VIII . OF TEMPERATURE . Limits of Temperature endurable by Plants ...
... Heat - of Sunlight — of Water . - Seeds . - Source of their Food . - Cause of their Longevity - of their Destruction . - Difference in their Vigour 81 97 CHAPTER VIII . OF TEMPERATURE . Limits of Temperature endurable by Plants ...
Página 14
... heat ; in addition , it is necessary that a communication with the atmosphere should be provided , if germination is to be maintained in a healthy state . A seed , when fully ripe , contains a larger proportion of carbon than any other ...
... heat ; in addition , it is necessary that a communication with the atmosphere should be provided , if germination is to be maintained in a healthy state . A seed , when fully ripe , contains a larger proportion of carbon than any other ...
Página 15
... HEAT UPON GERMINATION . 15 In addition to this , the absorption of water causes all the parts to soften and expand ; many of the dry , but soluble , parts to become fluid ; sap , or vegetable blood , to be formed ; and a motion of ...
... HEAT UPON GERMINATION . 15 In addition to this , the absorption of water causes all the parts to soften and expand ; many of the dry , but soluble , parts to become fluid ; sap , or vegetable blood , to be formed ; and a motion of ...
Página 64
... heat by radiation , may produce some unappreciated injury by cutting off the rays of the moon , which Nature intended to fall upon plants as much as the rays of the sun . Even artificial light is not wholly powerless . De Candolle ...
... heat by radiation , may produce some unappreciated injury by cutting off the rays of the moon , which Nature intended to fall upon plants as much as the rays of the sun . Even artificial light is not wholly powerless . De Candolle ...
Página 68
... heat a plant is exposed to , the more it perspires , and the faster it grows , the greater will the tendency be to fill up its pores ; so it follows that when plants are exposed to great heat in a close house , and are not washed or ...
... heat a plant is exposed to , the more it perspires , and the faster it grows , the greater will the tendency be to fill up its pores ; so it follows that when plants are exposed to great heat in a close house , and are not washed or ...
Otras ediciones - Ver todas
The Theory and Practice of Horticulture: Or, an Attempt to Explain the Chief ... John Lindley Sin vista previa disponible - 2015 |
The Theory and Practice of Horticulture: Or, an Attempt to Explain the Chief ... John Lindley Sin vista previa disponible - 2015 |
Términos y frases comunes
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