The film discusses the essential needs for plant growth, highlighting the importance of water, light, minerals, air, and warmth. It presents various experiments demonstrating how these elements affect ...

THERE appeared in NATURE (vol. xxxi. p. 229) a paper entitled “Experiments suitable for illustrating Elementary Instruction in Chemistry,” by Sir H. E. Roscoe and W. J. Russell. I have long felt the ...

THE author of the small volume before us is already favourably known as an investigator of more than one obscure yet important problem connected with field-botany. The text of his present discourse is ...