الحقول المخفية
الكتب الكتب
" Vegetable and animal substances deposited in the soil, as is shown by universal experience, are consumed during the process of vegetation ; and they can only nourish the plant by affording solid matters capable of being dissolved by water, or gaseous... "
The Gardener's Magazine, and Register of Rural & Domestic Improvement - الصفحة 626
1840
عرض كامل - لمحة عن هذا الكتاب

Elements of Agricultural Chemistry: In a Course of Lectures for the Board of ...

Sir Humphry Davy, George Sinclair, John Russell Duke of Bedford - 1815 - عدد الصفحات: 452
...in the roots. Vegetable and animal substances, as is shewn by universal experience, are consumed in vegetation ; ^ and they can only nourish the plant...atmosphere, must produce a comparatively small effect, for gasses soon become diffused through the mass of the surrounding air. The great object in the application...

The Repertory of arts and manufactures [afterw.] arts, manufactures and ...

Repertory of arts, manufactures and agriculture - 1815 - عدد الصفحات: 442
...substances deposited in the soil, as is shewn by universal experience, are consumed during the process of vegetation ; and they can only nourish the plant by...substances capable of being absorbed by the fluids in the ledves of vegetables ; but such parrs of them as are rendered gaseous, and that pass into the atmospliere,...

Repertory of Arts, Manufactures, and Agriculture: Consisting of Original ...

1815 - عدد الصفحات: 438
...substances deposited in the soil; as is shewn by universal experience, are consumed during the process of vegetation ; and they can only nourish the plant by...gaseous .substances capable of being' absorbed by the fluids^in. the leaves of vegetables ; but such parts of them as are rendered gaseous, and that pass...

Repertory of Arts, Manufactures, and Agriculture: Consisting of Original ...

1818 - عدد الصفحات: 450
...they can only nourish the plant by affording solid matter capable of being dissolved by the flinds in the leaves of vegetables; but such parts of them...rendered gaseous, and that pass into the atmosphere, must possess a comparative small effect, for gases soon become diffused through the mass of the surrounding...

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

John Claudius Loudon - 1822 - عدد الصفحات: 1494
...substances deposited in the soil, as is shown by universal experience, are consumed during the process of vegetation ; and they can only nourish the plant by...atmosphere, must produce a comparatively small effect, for gasses soon become diffused through the mass of tile surrounding air ; the great object in the application...

The Science of Horticulture: Comprising a Practical System for the ...

Joseph Hayward - 1824 - عدد الصفحات: 340
....ojfj^ejtaljpnj and they can only nourish the Plant by affording solid matter capable of being dissolved by the fluids in the leaves of vegetables ; but such...rendered gaseous and that pass into the atmosphere, must possess a comparative small effect, for gases soon become diffused through the mass of the surrounding...

The American Farmer

John S. Skinner - 1824 - عدد الصفحات: 434
...matter, solid matter, and the transpiration by the leaves!More manure is perhaps supplied for a single matters capable of being dissolved by water, or gaseous...substances capable of being absorbed by the fluids in the leavesof vegetables; but such parts of them as are rendered gaseous, and that pass into the atmosphere,...

An encyclopædia of agriculture

John Claudius Loudon - 1825 - عدد الصفحات: 1250
...tubstancet deposited in the toil, as is shown by universal experience, are consumed during the process of vegetation ; and they can only nourish the plant by...substances capable of being absorbed by the fluids in tin- leaves of vegetables ; but such parts of them as are rendered gaseous, and pass into the atmosphere,...

On the Science of Agriculture: Comprising a Commentary on and Comparative ...

Joseph Hayward - 1825 - عدد الصفحات: 242
...vegetation, and they can " only nourish the plant by affording solid matter " capable of being dissolved by the fluids in the " leaves of vegetables : but...gaseous, and that pass into the " atmosphere, must possess a comparative small " effect, for gases soon become diffused through " the mass of the surrounding...

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

John Claudius Loudon - 1826 - عدد الصفحات: 1252
...substance» deposited in the soil, as is shown by universal experience, are consumed during the process of vegetation ; and they can only nourish the plant by...but such parts of them as are rendered gaseous, and pass into the atmosphere, must produce a comparatively small effect, for gases soon become diffused...




  1. مكتبتي
  2. مساعدة
  3. بحث متقدم في الكتب
  4. التنزيل بتنسيق EPUB
  5. التنزيل بتنسيق PDF