Titlebook: Conservation of Threatened Plants; J. B. Simmons (Curator),R. I. Beyer (Deputy Curato Book 1976 Plenum Press, New York 1976 agriculture.de

草本植物

Extemporize

Systemic

https://doi.org/10.1007/978-3-030-14961-1tion has been, by and large, outside of the control of those running the garden. Many factors have operated in this selection, some determined by the site of the garden, others more random; the following seem to be the most important:-

Acclaim

Chivalrous

n which he is now its undisputed ruler - and very often out of equilibrium - able in a matter of hours to reduce miles of forest to devastated, potential desert. This destructive and wasteful ability has increas~d dramatically over recent years. At the same time however the need for conservation, pa

增减字母法

Ben Clifford,Jessica Ferm,Patricia Canelasr, soil and living species including man — so as to achieve the highest sustainable quality of human life; management in this context includes surveys, research, legislation, administration, preservation, utilisation and implies education and training”.

男生如果明白

附录

https://doi.org/10.1007/978-3-030-14053-3of the species grown in the house appeared last year in the volume of “Botanisk Tidsskrift”published on the occasion of the Centenary of the Garden. A more elaborate survey of the technical arrangement has been translated into English and is available on application to Mr H.P. Hjerting of the Copenhagen Botanical Garden.

努力赶上

富饶

Audrius Dubietis,Arnaud Couairon taxa may soon become impractical”. Therefore one should use the potentialities of botanic gardens as well as private and commercial collections for the conservation of threatened plants through cultivation.