New Methods of Plant Breeding
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In our eReader you can find the full English version of the book. Read New Methods of Plant Breeding Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book New Methods of Plant Breeding
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To quickly assess the difficulty of the text, read a short excerpt:
CROSSING LARGE-FLOWERED LEGUMES.
In crossing varieties of legumes which come true from seed resulting from self-pollination, it is not necessary to work with a large number of flowers. Carefid manipulation of a few will give all the possible results with any two varieties, and usually the operator will get more varieties than he desires in the second and subsequent generations.
The flowers of such plants as Phaseolus, wStizolobium, Vigna (PI. IV, fig. 1), Pisum, and Lathyrus should be emasculat...ed in the bud stage and before the anthers shed their pollen. The operator before under- 24 NEW METHODS OF PLANT BREEDING.
taking to cross two varieties should have a j^erfect knowledge of the parts of the flower.
The idea of having large models of the various flowers of the prin- cipal garden and field crops in agricultural colleges and schools is a good one. It enables prospective plant breeders to become familiar with the structure of the common flowers and shows what is necessary to be done in preparing flowers for crossing more quickly than the study of the flowers themselves or the use of illustrations made by others.
What to read after New Methods of Plant Breeding?
You can find similar books in the "Read Also" column, or choose other free books by Oliver, George Watson, 1858-1923 to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
CROSSING LARGE-FLOWERED LEGUMES.
In crossing varieties of legumes which come true from seed resulting from self-pollination, it is not necessary to work with a large number of flowers. Carefid manipulation of a few will give all the possible results with any two varieties, and usually the operator will get more varieties than he desires in the second and subsequent generations.
The flowers of such plants as Phaseolus, wStizolobium, Vigna (PI. IV, fig. 1), Pisum, and Lathyrus should be emasculat...ed in the bud stage and before the anthers shed their pollen. The operator before under- 24 NEW METHODS OF PLANT BREEDING.
taking to cross two varieties should have a j^erfect knowledge of the parts of the flower.
The idea of having large models of the various flowers of the prin- cipal garden and field crops in agricultural colleges and schools is a good one. It enables prospective plant breeders to become familiar with the structure of the common flowers and shows what is necessary to be done in preparing flowers for crossing more quickly than the study of the flowers themselves or the use of illustrations made by others.
What to read after New Methods of Plant Breeding?
You can find similar books in the "Read Also" column, or choose other free books by Oliver, George Watson, 1858-1923 to read onlineMoreLess
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