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Effect of Associated Soil Treatments on the Availability of Applied Phosphates to Field Crops on Different Soil Types 1
Author(s) -
Roberts George
Publication year - 1930
Publication title -
agronomy journal
Language(s) - Italian
Resource type - Journals
SCImago Journal Rank - 0.752
H-Index - 131
eISSN - 1435-0645
pISSN - 0002-1962
DOI - 10.2134/agronj1930.00021962002200060002x
Subject(s) - george (robot) , citation , agricultural experiment station , agronomy , agricultural economics , agriculture , mathematics , agricultural science , library science , history , environmental science , computer science , archaeology , economics , art history , biology
Pounds per 2,ooo,ooo pounds of surface soil CaO P soluble Ca soluble requirement, Total in N/5 in N/5 Hopkins Field P HNO3 ~HNO.~ method pH Mayfield 96o I I 1,465 I o2 4.9 Lone Oak 68~ I8 1,636 42 5.4 Russellville x ,o4o ~ 8 2, ~ 20 60 4.9 Greenville , 66o 6 84o 6o 5.5 Berea 88o 2o 66o 8oo 4.5 Fariston 820 ~4 i,ooo 580 4.5 Campbellsville I, i IO 22 1,735 55 5-7