The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd Company, 1922 - 369 páginas |
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Página 40
... methods of seed selection as have been practiced in conjunction with natural selection have been the factors in evolving Turkey wheat so that it is more drought resistant than formerly , and has im- proved in hardiness so that it can be ...
... methods of seed selection as have been practiced in conjunction with natural selection have been the factors in evolving Turkey wheat so that it is more drought resistant than formerly , and has im- proved in hardiness so that it can be ...
Página 43
... method , the seeds to be tested and selected are planted individually in rows 4 or 5 inches apart . If any promising plants develop , 100 seeds from each are again planted . These groups of plants from single parents are called ...
... method , the seeds to be tested and selected are planted individually in rows 4 or 5 inches apart . If any promising plants develop , 100 seeds from each are again planted . These groups of plants from single parents are called ...
Página 44
... methods , and high gluten content as an ideal . The nature of the soil and climate of eastern United States is such ... method of procedure , for the most advantageous composite crossing is supposed to be with varieties of entirely ...
... methods , and high gluten content as an ideal . The nature of the soil and climate of eastern United States is such ... method of procedure , for the most advantageous composite crossing is supposed to be with varieties of entirely ...
Página 45
... methods . The Vilmorins have also done . work in this line . The Dattel , one of the most widely dis- tributed varieties of wheat around Paris , was originated by them . Breeding Experiments have been carried on in the Kansas wheat belt ...
... methods . The Vilmorins have also done . work in this line . The Dattel , one of the most widely dis- tributed varieties of wheat around Paris , was originated by them . Breeding Experiments have been carried on in the Kansas wheat belt ...
Página 53
... methods which they pursue . One class buys seed in the open market and sells it as that variety for which it was bought . Such dealers should be required either to improve their methods or to seek a new occupation , for usually the most ...
... methods which they pursue . One class buys seed in the open market and sells it as that variety for which it was bought . Such dealers should be required either to improve their methods or to seek a new occupation , for usually the most ...
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