Author : Rob Bregman
Publisher : Routledge
Page : 176 pages
File Size : 44,2 MB
Release : 1996-06-30
Category : Science
ISBN : 9789054106388
An analysis of the genus Matucana, a popular group of Peruvian cacti. The section on systematics emphasizes seed morphology, because of its phylogenetic significance. The genus is proposed as consisting of 19 species, all of which are described and depicted, including SEM micrographs of seeds.
Author : Rob Bregman
Publisher :
Page : 8 pages
File Size : 19,5 MB
Release : 1988
Category : Matucana
ISBN :
Author : S. H. J. V. Rapanarivo
Publisher : CRC Press
Page : 152 pages
File Size : 38,63 MB
Release : 1999-06-01
Category : Science
ISBN : 9789054104858
A taxonomic monograph of the genus Pachypodium based on herbarium material and living plants of all species. It is a detailed study of the habitats and ecological preferences of most species including a chapter on cultivation, which describes the successes of artificial propagation.
Author : Robert W. Poole
Publisher :
Page : 264 pages
File Size : 11,8 MB
Release : 1987
Category : Geometridae
ISBN :
Author :
Publisher :
Page : 566 pages
File Size : 31,97 MB
Release : 1926
Category : Science
ISBN :
Author : Denison University
Publisher :
Page : 562 pages
File Size : 26,11 MB
Release : 1926
Category : Science
ISBN :
Author : Cornelius Herman Muller
Publisher :
Page : 44 pages
File Size : 18,55 MB
Release : 1940
Category : Agriculture
ISBN :
The genus Lycopersicon has for several decades been considered economic importance of one of its species, L. esculentum Mill., the common tomato. More recently the other species of the genus have become the objects of great interest in programs of tomato breeding for the purpose of developing disease-resistant strains of commercially desirable tomatoes.
Author : Denison University. Scientific Laboratories
Publisher :
Page : 1142 pages
File Size : 40,36 MB
Release : 1924
Category :
ISBN :
Author : Doreen Court
Publisher : CRC Press
Page : 318 pages
File Size : 10,14 MB
Release : 2000-06-01
Category : Science
ISBN : 9789058093233
This practical guide describes the stage by stage development of a new method for predicting the penetration rate (PR) and the advance rate (AR) for tunnel boring machines based on an expanded version of the Q-value, Qtbm.The book also looks at logging methods and tunnel support design.
Author : Bill Keen
Publisher : Crowood
Page : 265 pages
File Size : 17,3 MB
Release : 2011-10-18
Category : Gardening
ISBN : 1847973507
Cacti and succulents are ideal houseplants, needing little care and providing unusual and colourful displays. This book looks at the increasingly wide variety of plants now available, and assists the beginner to choose and cultivate many of the popular types. Full details are given on feeding, watering, potting and on displaying the collection to its best advantage. An A-Z listing of over 75 varieties shows the wide diversity of shapes, sizes and effects that can be grown. The essential guide to a popular area of gardening.
