Bulletin of State Institutions, Volume 28,Edição 2Board of Control of State Institutions, 1926 |
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Página 86
... lime in carload lots at that time . Now at the end of the ten - year period , limestone for Iowa soils is being ordered by county agents , not by the single carloads , but in amounts which call for eighty to one hundred carloads to be ...
... lime in carload lots at that time . Now at the end of the ten - year period , limestone for Iowa soils is being ordered by county agents , not by the single carloads , but in amounts which call for eighty to one hundred carloads to be ...
Página 108
... lime , phosphorus and organic matter . To meet the sit- uation it is essential that a soil management program be developed that will make possible the building up and the maintenance of the fertility of all of the soils of the state ...
... lime , phosphorus and organic matter . To meet the sit- uation it is essential that a soil management program be developed that will make possible the building up and the maintenance of the fertility of all of the soils of the state ...
Página 109
... lime should be applied after plowing and disced in before seeding ; the application may be with a lime- stone distributor or manure spreader . The Use of Phosphates and other Fertilizers . The supply of phos- phorus is low in most Iowa ...
... lime should be applied after plowing and disced in before seeding ; the application may be with a lime- stone distributor or manure spreader . The Use of Phosphates and other Fertilizers . The supply of phos- phorus is low in most Iowa ...
Página 111
... lime . Often they refuse to grow properly on acid soils . Frequently other crops are also benefited by liming . Hence the lime- Application may VIII . Limestone is the cheapest material to use in Iowa and it may be secured in the state ...
... lime . Often they refuse to grow properly on acid soils . Frequently other crops are also benefited by liming . Hence the lime- Application may VIII . Limestone is the cheapest material to use in Iowa and it may be secured in the state ...
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acid phosphate acre adenoma Agent Anamosa applied average board of control Board of Parole body boy paroled breeding brook trout Bryson butter in seven cattle cent Chairman Butler child welfare clover Colby committed conference corn courts dairy herds deaf-mutism develop discussion ductless glands Eldora exophthalmic fact farm farmer Feebleminded Fort Madison give goitre in children green manures Holstein Hospital hyperthyroidism increase interested iodine iodine store Iowa soils judge land legumes lime limestone Member McColl Member Strief presiding mental milk production milked three mind Mitchellville Mount Pleasant nervous organic matter paper parent patient physical plowed Pontiac population possible pounds of butter pounds of milk Professor Stevenson profit proper record Rockwell City School for Boys Senator McColl sentence Sioux City soil management thoroughbred thyroid gland thyroxin tion tissue toxic goitre Training School treatment wayward boy Wisconsin worker