 | John Frederic Daniell - 1827 - 200 pàgines
...over its velocity he has some command. He can break the force of the blast by artificial means, such as walls, palings, hedges, or other screens; or he...prodigiously rapid ratio with the velocity of the wind, and anything which retards the motion of the latter, is very efficacious in diminishing the amount of the... | |
 | John Frederic Daniell - 1845 - 418 pàgines
...over its velocity he has some command. He can break the force of the blast by artificial means, such as walls, palings, hedges, or other screens ; or he...prodigiously rapid ratio with the velocity of the wind, and anything which retards the motion of the latter, is very efficacious in diminishing the amount of the... | |
 | John Frederic Daniell - 1845 - 456 pàgines
...over its velocity he has some command. He can break the force of the blast by artificial means, such as walls, palings, hedges, or other screens ; or he...and no small proportion of what is commonly called blig/it may be attributed to this cause. Evaporation increases in a prodigiously rapid ratio with the... | |
 | John Claudius Loudon - 1849 - 788 pàgines
...over its velocity he has some command. He can break the force of the blast by artificial means, such as walls, palings, hedges, or other screens ; or he...prodigiously rapid ratio with the velocity of the wind, and anything which retards the motion of the latter is very efficacious in diminishing the amount of the... | |
 | Robert Kemp Philp - 1860 - 360 pàgines
...screens ; or he may find shelter in situations upon the acclivities of hills. Excessive evaporation is very injurious to many of the processes of vegetation,...commonly called BLIGHT may be attributed to this cause* 941. Why are the shoots of fruit trees which project beyond the copings of walls, frequently injured... | |
 | United States Commissioner of Agriculture - 1866 - 660 pàgines
...first regular and accurate observations on the dryness and moisture of the air were made, asserts that excessive exhalation is very injurious to many of the processes of vegetation, and that no small proportion of what is commonly called blight, may be attributed to this alone—that... | |
 | United States. Department of Agriculture - 1866 - 656 pàgines
...first regular and accurate observations ou the dryuess and moisture of the air were made. assorts that excessive exhalation is very injurious to many of the processes of vegetation, and that no small proportion of what is commonly called blight may be attributed to this alone — that... | |
 | Report of the Commissioner of Agriculture - 1866 - 664 pàgines
...first regular and accurate observations on the dryness and moisture of the air were made, asserts that excessive exhalation is very injurious to many of the processes of vegetation, and that no small proportion of what is commonly called blight may be attributed to this alone—that evaporation... | |
 | Andrew Steinmetz - 1867 - 460 pàgines
...when the force is such as to require " breaking," which he can eflect by artificial means, — such as walls, palings, hedges, or other screens ; or he...injurious to many of the processes of vegetation, and no slight proportion of what is commonly called blight may be attributed to this cause. Evaporation increases... | |
 | Andrew Steinmetz - 1867 - 460 pàgines
...when the force is such as to require " breaking," which he can effect by artificial means, — such as walls, palings, hedges, or other screens ; or he...injurious to many of the processes of vegetation, and 110 slight proportion of what is commonly called blight may be attributed to this cause. Evaporation... | |
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Over the state of saturation, the Horticulturist has little or no control in the open air, but over its velocity he has some command. He can break the force of the blast by artificial means, such as walls, palings, hedges, or other screens; or he may... 
