ScienceJohn Michels (Journalist) 1939 |
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Page 304
... plants as well as for ani- mals , that Loeb's original hypothesis is essentially cor- rect , and that one of the important growth substances for plants is thiamin . 1 Thiamin , also called vitamin B , or aneurin , is a definite and ...
... plants as well as for ani- mals , that Loeb's original hypothesis is essentially cor- rect , and that one of the important growth substances for plants is thiamin . 1 Thiamin , also called vitamin B , or aneurin , is a definite and ...
Page 425
... plants in either the fresh or the cured condition through methods of treatment and handling of the soil and plants . The nutritive value , succulence and crude fiber of crops may thus vary greatly , depending upon the amount and kind of ...
... plants in either the fresh or the cured condition through methods of treatment and handling of the soil and plants . The nutritive value , succulence and crude fiber of crops may thus vary greatly , depending upon the amount and kind of ...
Page 512
... plant yields are higher or because plants can be grown more closely spaced in nutrient solutions than in soil ; ( 2 ) heating the nutrient solution results in large increases in yields of crops ; ( 3 ) plants can be grown in nutrient ...
... plant yields are higher or because plants can be grown more closely spaced in nutrient solutions than in soil ; ( 2 ) heating the nutrient solution results in large increases in yields of crops ; ( 3 ) plants can be grown in nutrient ...
Contents
Sci 105 | 1 |
Philosophical Society American 382 E G CONKLIN 436 | 9 |
ALEXANDER J Science in the Old South | 12 |
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