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Foliar Application of Phosphorus to Enhance Phosphorus Utilization and Crop Growth: A Hydroponic Study

Foliar Application of Phosphorus to Enhance Phosphorus Utilization and Crop Growth: A Hydroponic Study

Rafiullah*, Muhammad Jamal Khan and Dost Muhammad 

Department of Soil and Environmental Sciences, The University of Agriculture Peshawar, Pakistan.

rafiullah@aup.edu.pk  

Figure 1

Relative plant height (%) of 6 weeks old (after transplantation) wheat plants at given foliar KH2PO4 application grown in phosphorus excluded Hoagland solution (values are averages of two years and calculated as percent of maximum).  

Figure 2

Relative shoot dry weight (%) of 6 weeks old wheat plants at given foliar KH2PO4 application grown in phosphorus excluded Hoagland solution (values are averages of two years). 

Figure 3

Relative root dry weight (%) of 6 weeks old wheat plants at given foliar KH2PO4 application grown in phosphorus excluded Hoagland solution (values are averages of two years). 

Figure 4

Relative P concentration in shoots (%) of 6 weeks old wheat plants at given foliar KH2PO4 application grown in hydroponics (values are averages of two years and calculate as percent of maximum). 

Figure 5

Relative P concentration in roots (%) of 6 weeks old wheat plants at given foliar KH2PO4 application grown in hydroponics (values are averages of two years). 

Figure 6

Total uptake by wheat crop (%) of 6 weeks old wheat plants at given foliar KH2PO4 application grown in hydroponics. 

Sarhad Journal of Agriculture

June

Vol. 36, Iss. 2, Pages 374-733

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