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" ... the chemical composition of useful plants at their different stages of growth ; the comparative advantages of rotative cropping as pursued under a varying series of crops; the capacity of new plants or trees for acclimation ; the analysis of soils... "
Biennial Report - 第73页
1889
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The North American Review, 第 163 卷

1896
...new trees or plants for acclimation ; the analysis of soils and waters ; the chemical composition of manures, natural or artificial, with experiments designed...crops of different kinds ; the adaptation and value of forage plants and grasses ; the composition and digestibility of the different kinds of foods for domestic...
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Annual Report of the Secretary of the Connecticut Board of Agriculture, 第 22 卷

Connecticut. State Board of Agriculture - 1888
...new plants or trees for acclimation ; the analysis of soils and water; the chemical composition of manures, natural or artificial. with experiments designed...economic questions involved in the production of butter and cheese ; and such other researches or experiments bearing directly on the agricultural industry...
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Circular[s] of Information ..., 第 1 期

United States. Bureau of Education - 1890
...new plants or trees for acclimation ; the analysis of soils and water; the chemical composition of manures, natural or artificial, with experiments designed...economic questions involved in the production of butter and cheese ; and such other researches or experiments bearing directly on the agricultural industry...
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Report of the Commissioner of Education Made to the Secretary of the ...

United States. Bureau of Education - 1889
...of new plants or trees for acclimation; the analysis of soils and wuter; the chemical composition of manures, natural or artificial, with experiments designed...and forage plants: the composition and digestibility ot I In- different kinds of food for domestic animals; the scientific and economic questions involved...
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Report of the Commissioner of Education Made to the Secretary of the ...

United States. Bureau of Education - 1889
...analysis of soils nnd water; the chemical composition of manures, natural or artificial, with experimenta designed to test their comparative effects on crops...and forage plants; the composition and digestibility ol the different kinds of food for domestic animals; the scientific and economic questions involved...
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Report of the Commissioner of Education Made to the Secretary of the ...

United States. Bureau of Education - 1895
...artificial, with experiments designed to lest their comparative effects on crops of different kinds; tho adaptation and value of grasses and forage plants;...different kinds of food for domestic animals; the ecieutilic and economic questions involved in tho production of butter and cheese; and such other researches...
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Report, 第 17 卷

New Hampshire. Department of Agriculture - 1888
...new plants or trees for acclimation ; the analysis of soils and water ; the chemical composition of manures, natural or artificial, with experiments designed...economic questions involved in the production of butter and cheese; and such other researches or experiments bearing directly on the agricultural industry...
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Agriculture of Pennsylvania

1888
...several stations and their vicinity ; the analysis of soils and water ; the chemical composition of manures, natural or artificial, with experiments designed...economic questions involved in the production of butter and cheese; and such other researches and experiments bearing directly on the agricultural industry...
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Science, 第 14 卷

John Michels (Journalist) - 1889
...with experiments designated to test their comparative effects on crops of different kinds ; . . . the value of grasses and forage plants ; the composition...kinds of food for, domestic animals ; the scientific . . . questions involved in the production of butter and cheese ; and such other researches or experiments...
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Report of the Secretary, 第 23 卷

Michigan. State Board of Agriculture - 1884
...the several stations and their vicinity; the analysis of soils and water; the chemical composition of manures, natural or artificial, with experiments designed...economic questions involved in the production of butter and cheese; and such other researches or experiments bearing directly on the agricultural industry...
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