Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Libros Libros
" A certain degree of friability or looseness of texture is also required in soils, in order that the operations of culture may be easily conducted; that moisture may have free access to the fibres of the roots, that heat may be readily conveyed to them,... "
The Farmers' Instructor: Consisting of Essays, Practical Directions, and ... - Página 59
por Jesse Buel - 1847
Vista completa - Acerca de este libro

An Encyclopaedia of Gardening, comprehending the theory and practice of ...

John Claudius Loudon - 1822 - 1494 páginas
...evaporation may proceed without obstruction. These are commonly attained by the presence of sand (silex). As alumina possesses all the properties of adhesiveness...those of friability, it is obvious that a mixture of those two earths, in suitable proportions, would furnish every thing wanted to form the most perfect...
Vista completa - Acerca de este libro

An encyclopædia of agriculture

John Claudius Loudon - 1825 - 1250 páginas
...much as 1 9 pans out of 20 of any of these constituents. 21 CO. A certain degree of friability от looseness of texture is also required in soils, in...those of friability, it is obvious that a mixture of those two earths, in suitable proportions, would furnish every thing wanted to form the most perfect...
Vista completa - Acerca de este libro

An Encyclopædia of Agriculture: Comprising the Theory and Practice of the ...

John Claudius Loudon - 1826 - 1252 páginas
...no soil is fertile that contains as much as 19 parts out of 20 of any of these constituents. 2100. A certain degree of friability or looseness of texture...those of friability, it is obvious that a mixture of those two earths, in suitable proportion?, would furnish every thing wanted to form the most perfect...
Vista completa - Acerca de este libro

The American Farmer

John S. Skinner - 1827 - 434 páginas
...of supporting healthy vegetation; and no soil is fertile that contains as much as 19 parts out of 20 of any of these constituents. A certain degree of...those of friability, it is obvious that a mixture of those two earths, in suitable proportions, would furnish every thing wanted to form the most perfect...
Vista completa - Acerca de este libro

The Planter's Guide: Or, A Practical Essay on the Best Method of Giving ...

Sir Henry Steuart - 1828 - 536 páginas
...by the presence of sand. As alumina possesses, in an eminent degree, all the powers of adhesiveness, and silex those of friability, it is obvious, that a mixture of those earths, in suitable proportions, would furnish everything that could be wanted in the most perfect...
Vista completa - Acerca de este libro

The Planter's Guide; Or A Practical Essay on the Best Method of Giving ...

Sir Henry STEUART - 1828 - 606 páginas
...by the presence of sand. As alumina possesses, in an eminent degree, all the powers of adhesiveness, and silex those of friability, it is obvious, that a mixture of those earths in suitable proportions, would furnish every thing that could be wanted in the most perfect...
Vista completa - Acerca de este libro

An Encyclopædia of Agriculture: Comprising the Theory and Practice of the ...

John Claudius Loudon - 1831 - 1330 páginas
...proceed without obstruction. These are commonly attained by the présence of sand. As alumina }.o /.esses all the properties of adhesiveness in an eminent degree,...two earths, in suitable proportions, would furnish every thing wanted to form the most perfect soil, as to water and the operations of culture. In a soil...
Vista completa - Acerca de este libro

The Planter's Guide: Or, A Practical Essay on the Best Method of Giving ...

Sir Henry Steuart - 1832 - 444 páginas
...by the presence of sand. As alumina possesses, in an eminent degree, all the powers of adhesiveness, and silex those of friability, it is obvious, that a mixture of those earths in suitable proportions, would furnish every thing that could be wanted in the most perfect...
Vista completa - Acerca de este libro

An Encyclopædia of Gardening: Comprising the Theory and Practice ..., Volumen1

John Claudius Loudon - 1835 - 1326 páginas
...to them, and thai evaporation may proceed without obstruction. These aré commonly attained by u>e presence of sand. As alumina possesses all the properties...two earths, in suitable proportions, would furnish every thing wanted to form the most perfect soil, *j to water and the operations of culture. In a soil...
Vista completa - Acerca de este libro

Paxton's Magazine of Botany, and Register of Flowering Plants, Volumen4

Sir Joseph Paxton - 1838 - 388 páginas
...roots, that heat may readily be conveyed to them, and evaporation may proceed without obstruction." " As alumina possesses all the properties of adhesiveness...those of friability, it is obvious that a mixture of those two earths, in suitable proportions, would furnish every thing wanted to form the most perfect...
Vista completa - Acerca de este libro




  1. Mi biblioteca
  2. Ayuda
  3. Búsqueda avanzada de libros
  4. Descargar EPUB
  5. Descargar PDF