The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd, 1908 - 369 páginas |
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Página 16
... wheat will germinate is 41 ° , the highest 104 ° , and that of most rapid germination , 84 ° . This is according to Johnson . Other authorities claim that wheat will germinate and grow on melting ice . It has also been said that it does ...
... wheat will germinate is 41 ° , the highest 104 ° , and that of most rapid germination , 84 ° . This is according to Johnson . Other authorities claim that wheat will germinate and grow on melting ice . It has also been said that it does ...
Página 17
... wheat growing from a single kernel . Humboldt put on record that in Mexico each grain of wheat produced 40 to 70 stalks . It is probable that each of these men was seeing with the eyes of an enthusiast . The culms are from a single seed ...
... wheat growing from a single kernel . Humboldt put on record that in Mexico each grain of wheat produced 40 to 70 stalks . It is probable that each of these men was seeing with the eyes of an enthusiast . The culms are from a single seed ...
Página 20
... growing period have a marked effect on the amount of starch produced , and cause it to vary greatly from year to year . The process of transporting elaborated material begins in the planted seed , and does not cease until the wheat is ...
... growing period have a marked effect on the amount of starch produced , and cause it to vary greatly from year to year . The process of transporting elaborated material begins in the planted seed , and does not cease until the wheat is ...
Página 23
... cultivation and ripening of wheat has been given as 65 ° F. for 45 to 60 days , and 55 ° F. for three or four months of the growing season . Of the wheat in the United States , according to the census of 1880 , 67.5 per cent was grown ...
... cultivation and ripening of wheat has been given as 65 ° F. for 45 to 60 days , and 55 ° F. for three or four months of the growing season . Of the wheat in the United States , according to the census of 1880 , 67.5 per cent was grown ...
Página 24
... growth was about 100 days . Recent observations have shown that the number of heat units decreases when the growing period shortens . In general , the growing period is shortest in the coldest climate . The Weight of Different Materials ...
... growth was about 100 days . Recent observations have shown that the number of heat units decreases when the growing period shortens . In general , the growing period is shortest in the coldest climate . The Weight of Different Materials ...
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