References
- Benson , N.R. and Vandercaveye , S.C. 1949 . Effect of fertilizer treatments on four orchard soils in northcentral Washington , Washington State College Station . Circular No. 79.
- Chmelir , I.C. 1950 . Factors affecting nitrification in a soil from Wenatchee orchard area , Pullman , WA : Washington State College . Masters Thesis.
- Khonje , DJ. , Varsa , E.C. and Klubek , B. 1989 . The acidulation effects of nitrogenous fertilizers on selected chemical and microbiological properties of soil . Comm. Soil Sci. Plant Anal. , 20 : 1377 – 1395 .
- Raese , J.T. 1985 . Response of ‘Delicious’ apple trees in the greenhouse to rates and forms of nitrogen and phosphorus in a low‐phosphorus soil . HortScience , 20 : 234 – 236 .
- Raese , J.T. , Staiff , D.C. and Visser , D.R. 1984 . Effect of nitrogen and phosphorus on ‘Delicious’ apple trees grown in a caliche soil in the greenhouse . J. Plant Nutri. , 7 : 1433 – 1442 .
- Raese , J.T. 1986 . Improved performance of bearing ‘Delicious’ apple trees with nitrogen and phosphate fertilization in a low‐phosphorus soil . J. Amer. Soc. Hort. Sci. , 111 : 665 – 669 .
- Raese , J.T. 1987 . Fruit quality, growth and phosphorus increased with mono‐ammonium phosphate fertilization of ‘Golden Delicious’ apple trees in a low‐phosphorus soil . J. Plant Nutri. , 10 : 2007 – 2015 .