
Commercial Fertilizers In 1917-18...
$13.91

The Effect Of Additions On The Availability Of Soil Potash And The Preparation Of Sugar Humus...
Out of Stock

Commercial Fertilizers And Their Use...
$15.19

The Relation Of The Phosphoric Acid Of The Soil To Pot Experiments...
Out of Stock

The Composition Of Peanuts And Peanut By-products...
Out of Stock

Relation of Soil Nitrogen, Nitrification and Ammonification to Pot Experiments
$18.42 - $29.95

Principles of agricultural chemistry
$27.95 - $39.95

The Composition Of The Soils Of The Texas Panhandle
$13.91

Digestion Experiments With Texas Feeding Stuffs...
Out of Stock

The Chemical Composition Of The Cotton Plant...
Out of Stock

Digestibility Of Sugar, Starches, And Pentosans Of Roughages...
$13.91

Nature And Use Of Commercial Fertilizers...
Out of Stock

Effects Of Lime And Carbonate Of Lime On Acid Phosphate
Out of Stock

Moisture Relations Of Some Texas Soils...
Out of Stock

The Composition And Value Of Wheat By-products...
$14.69

Mineral Requirements Of Sheep
$16.59 - $26.95

Availability of Some Nitrogenous and Phosphatic Materials
$13.40

The Chemical Composition of Some Texas Soils
Out of Stock

The Composition of Rice and Its By-Products
Out of Stock

Nitrification In Texas Soils
$16.75

Commercial Fertilizers In 1917-18
Out of Stock

The Composition Of A Wood Oil
$16.59

Commercial Fertilizers and Poisonous Insecticides in 1907-8
Out of Stock

The Effect of Organic Compounds in Pot Experiments
Out of Stock

Principles of Dyeing
$22.95

The Composition of the Soils of Archer, Franklin and Harrision Counties
Out of Stock

Commercial Fertilizers In 1916-1917
$16.59

The Needs Of Texas Soils For Lime...
Out of Stock

Moisture Relations Of Some Texas Soils
$16.75

Co-operative Fertilizer Experiments With Corn, Cotton, Rice, Cauliflower, Peanuts, Onions, Tomatoes And Potatoes, 1908-9-10...
Out of Stock