Skjulte felter
Bøger Bøger
" I found that corn sprouted much more rapidly in water positively electrified by the Voltaic instrument than in water negatively electrified ; and experiments made upon the atmosphere show that clouds are usually negative ; and as, when a cloud is in one... "
An encyclopædia of agriculture - Side 349
af John Claudius Loudon - 1825 - 80 sider
Fuld visning - Om denne bog

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

Sir Humphry Davy, George Sinclair, John Russell Duke of Bedford - 1815 - 452 sider
...phenomena occurring in our system, must influence both the germination of seeds and the growth of plants. I found that corn sprouted much more rapidly in water...electrified; and experiments made upon the atmosphere shew that clouds are usually negative ; fcnd as when a cloud is in one state of electricity the surface...
Fuld visning - Om denne bog

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

John Claudius Loudon - 1822 - 1494 sider
...occurring in our system, must influence both the germination of seeds and the growth of plants. It has been found that corn sprouted much more rapidly in water positively electrified by the voltlic instrument, than in water negatively electrified ; and experiments made upon the atmosphere...
Fuld visning - Om denne bog

An Encyclopædia of Gardening: Comprising the Theory and Practice of ..., Bind 1

John Claudius Loudon - 1835 - 1326 sider
...influence both the germination of seeds and the growth of plants. It has been found that seeds have sprouted much more rapidly in water positively electrified...opposite state, it is probable that in common cases the surface of the earth is positive. A similar experiment is related by Dr. Darwin. (P/iytologia,...
Fuld visning - Om denne bog

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

Sir Humphry Davy - 1836 - 458 sider
...phenomena occurring in our system must influence both the germination of seeds and the growth of plants. I found that corn sprouted much more rapidly in water...opposite state, it is probable that in common cases the surface of the earth is positive. Different opinions are entertained amongst scientific men respecting...
Fuld visning - Om denne bog

The domestic gardener's manual

John Towers (C.M.H.S.) - 1839 - 746 sider
...occurring in our system, must influence both the germination of seeds and the growth of plants. It has been found, that corn sprouted much more rapidly in...one state of electricity, the surface of the earth is brought into an opposite state, it is probable that, in common cases, the surface of the earth is...
Fuld visning - Om denne bog

Chymistry Applied to Agriculture

Jean-Antoine-Claude Chaptal (comte de Chanteloup) - 1839 - 372 sider
...opinionf we may be induced to adopt, * I found that corn sprouted much more rapidly in water positivelv electrified by the Voltaic instrument than in water...usually negative ; and as, when a cloud is in one stale of electricity, the surface of the earth beneath is brought into the opposite state, it is probable...
Fuld visning - Om denne bog

The farmer's encyclopædia, and dictionary of rural affairs: embracing all ...

Cuthbert William Johnson - 1842 - 1364 sider
...phenomena occurring in our system must influence both the germination of seeds and the growth of plants. I found that corn sprouted much more rapidly in water...electrified ; and experiments made upon the atmosphere shew that clouds are usually negative; and as when a cloud is in one state of electricity, the surface...
Fuld visning - Om denne bog

British Farmer's Magazine, Bind 6

1842 - 638 sider
...phenomena occurring in our system must influence both the germination of seeds and the growth of plants. I found that corn sprouted much more rapidly in water...in water negatively electrified ; and experiments upon the atmosphere show that clouds are usually negative ; and as when a cloud is in one state of...
Fuld visning - Om denne bog

Text-book of Scientific Agriculture: with Practical Deductions. Intended for ...

Edmund Monroe Pendleton - 1875 - 440 sider
...believed to be a powerful agent in vegetable germination especially, is generated by electricity. Davy found that corn sprouted much more rapidly in water...positively electrified by the voltaic instrument, than when in a negative state. As water, when evaporated from the earth, as well as condensed into rain,...
Fuld visning - Om denne bog

Middlemarch: A Study of Provincial Life

George Eliot - 2004 - 744 sider
...Human Understanding (1690), whose portrait was twice painted by Sir Godfrey Kneller (1646-1723). 2 Davy "found that corn sprouted much more rapidly in water...Voltaic instrument than in water negatively electrified" (Agricultural Chemistry, 37). 3 Used to drain swampy land. 4 Adam Smith (1723-90), Scottish philosopher...
Begrænset visning - Om denne bog




  1. Min samling
  2. Hjælp
  3. Avanceret bogsøgning
  4. Download ePub
  5. Download PDF