What has the author John A Helms written?

Answer 1

John A. Helms has written:

'Seasonal patterns of apparent photosynthesis in Pseudotsuga menziesii (Mirb.) Franco in relation to environment and silvicultural treatment' -- subject(s): Photosynthesis, Douglas fir

Answer 2

John A. Helms is most known for his work in ecology and conservation Biology. He has written several scholarly articles and books focusing on topics such as forest management and biodiversity conservation. Some of his notable works include "The Dictionary of Forestry" and "The Manual of Practical Ecology."

Answer 3

John G. Holcombe has written:

'The fame of Anton Dare'

Answer 4

John Holstein has written:

'Introducing Seoul' -- subject(s): Pictorial works

Answer 5

Robert N. Holcomb has written:

'To the far places with the great explorers' -- subject(s): Discovery and exploration

Answer 6

Lester Granville Holcombe has written:

'Miseal Deaver and his descendants'

'Descendants of Richard Alexander Skinner of Loudoun County, Virginia'

Answer 7

John Holgate has written:

'Speak with confidence' -- subject(s): Public speaking