The Cereals in AmericaOrange Judd Company, 1915 - 421 páginas |
Dentro del libro
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Página xiii
... Insect Enemies of Growing Wheat Chinch bug , p . 99 ; Hessian fly , p . 100 ; Wheat bulb- worm , p . 101 ; Wheat midge , p . 101 ; Wheat plant- louse , p . 102 . Insects Injurious to Stored Grain . Granary weevil , p . 102 ; Rice weevil ...
... Insect Enemies of Growing Wheat Chinch bug , p . 99 ; Hessian fly , p . 100 ; Wheat bulb- worm , p . 101 ; Wheat midge , p . 101 ; Wheat plant- louse , p . 102 . Insects Injurious to Stored Grain . Granary weevil , p . 102 ; Rice weevil ...
Página 98
... chinch bug has been estimated to cause a loss of over a hundred million dollars to wheat alone in the United States in a single year.1 The five most important insect enemies of wheat are as follows : ( 1 ) The chinch bug ( Blissus ...
... chinch bug has been estimated to cause a loss of over a hundred million dollars to wheat alone in the United States in a single year.1 The five most important insect enemies of wheat are as follows : ( 1 ) The chinch bug ( Blissus ...
Página 99
... CHINCH BUG . - The appearance of the six different stages from the egg to the adult chinch bug is shown in this paragraph . The newly hatched larva is of a pale reddish color with a yellow band across the first two abdominal segments ...
... CHINCH BUG . - The appearance of the six different stages from the egg to the adult chinch bug is shown in this paragraph . The newly hatched larva is of a pale reddish color with a yellow band across the first two abdominal segments ...
Página 100
... chinch bugs will be congregated at the base of the maize plants . The kerosene will do some injury to the maize but not nearly so much as the chinch bugs . The chinch bug is attacked by two parasitic fungi which tend to hold it in check ...
... chinch bugs will be congregated at the base of the maize plants . The kerosene will do some injury to the maize but not nearly so much as the chinch bugs . The chinch bug is attacked by two parasitic fungi which tend to hold it in check ...
Página 101
... insect resembles in form and color a flaxseed . The pupal stage is therefore called the " flaxseed stage . " When two ... chinch bug and the Hessian fly , it thrives best in moist weather . The larvae enter the ground after about three ...
... insect resembles in form and color a flaxseed . The pupal stage is therefore called the " flaxseed stage . " When two ... chinch bug and the Hessian fly , it thrives best in moist weather . The larvae enter the ground after about three ...
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Términos y frases comunes
aleurone aleurone layer average barley bran breeding bushels bushels per acre butt carpels cent cereals chinch bug climate color common wheat corn crop crude fiber culm cultivated dent maize drills dry matter ears embryo endosperm fertilizers field five flint maize flour flowering glume fodder four gliadin glumes gluten grade grain grass grown growth Hessian fly husk Illinois Station inches deep increase insects land leaf less maize plant manure maturity million bushels nitrogen North North Dakota oats Ohio one-half outer glume percentage phosphoric acid plat plowing pollen pop maize pounds produced protein rachis rainfall Red Winter Wheat ripening roots rows season selection silage smut soil sown species spike spikelets spring wheat stalks starch stover straw sweet maize tassel tion U. S. Dept usually variation varieties of wheat vary weight winter wheat yellow yield of grain