George Stronach Fraps
Books by George Stronach Fraps
The Effect Of Additions On The Availability Of Soil Potash And The Preparation Of Sugar Humus...
$16.43
Commercial Fertilizers And Their Use...
$15.05
The Relation Of The Phosphoric Acid Of The Soil To Pot Experiments...
$18.24
The Composition Of Peanuts And Peanut By-products...
$16.43
Relation of Soil Nitrogen, Nitrification and Ammonification to Pot Experiments
$18.24 - $29.95
Principles of agricultural chemistry
$27.95 - $39.95
The Composition Of The Soils Of The Texas Panhandle
$13.78
Digestion Experiments With Texas Feeding Stuffs...
$16.43
The Chemical Composition Of The Cotton Plant...
$16.43
Digestibility Of Sugar, Starches, And Pentosans Of Roughages...
$13.78
Nature And Use Of Commercial Fertilizers...
$16.43
Effects Of Lime And Carbonate Of Lime On Acid Phosphate
$16.59
The Composition And Value Of Wheat By-products...
$14.41
Mineral Requirements Of Sheep
$16.43 - $26.95
Availability of Some Nitrogenous and Phosphatic Materials
$13.15
The Chemical Composition of Some Texas Soils
$16.43
The Composition of Rice and Its By-Products
$16.43
Nitrification In Texas Soils
$16.43
Commercial Fertilizers In 1917-18
$13.78
The Composition Of A Wood Oil
$16.43
Commercial Fertilizers and Poisonous Insecticides in 1907-8
$16.43
The Effect of Organic Compounds in Pot Experiments
$16.43
Principles of Dyeing
$22.95
The Composition of the Soils of Archer, Franklin and Harrision Counties
$18.24
Commercial Fertilizers In 1916-1917
$16.59
The Needs Of Texas Soils For Lime...
$16.59
Moisture Relations Of Some Texas Soils
$16.43
Co-operative Fertilizer Experiments With Corn, Cotton, Rice, Cauliflower, Peanuts, Onions, Tomatoes And Potatoes, 1908-9-10...
$18.42
Losses of Moisture and Plant Food by Percolation...
$18.24
The Composition of Cotton Seed Meal and Cotton Seed
$18.42
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