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Nitrogen Requirements of Promising Cotton Cultivars in Arid Climate of Multan

Nitrogen Requirements of Promising Cotton Cultivars in Arid Climate of Multan

Aftab Wajid1, Ashfaq Ahmad1, Muhammad Awais2, Muhammad Habib-ur-Rahman3*, M. Aown Sammar Raza2, Usman Bashir2, Muhammad Naveed Arshad1, Sana Ullah4, Muhammad Irfan5 and Umair Gull1
 

1Agro-Climatology Labortary Department of Agronomy, University of Agriculture, Faisalabad, 38040, Pakistan; 2Department of Agronomy, University Collage Environmental Sciences, The Islamia University of Bahawalpur, Pakistan; 3Muhammad Nawaz Shareef University of Agriculture, Multan-Pujnab-Pakistan; 4Institute of Soil and Environmental Sciences University of Agriculture, Faisalabad, 38040, Pakistan; 5Department of Crop Physiology, University of Agriculture, Faisalabad, 38040, Pakistan.

habibagri@hotmail.com

Figure 1

Effect of vartiety (a) and nitrogen (b) raets pm LAI. 

Figure 2

Effect of variety (a) and nitrogen (b) rates on TDM assimilation. 

Figure 3

Relationship between LAD and TDM and seed cotton yield. 

Figure 4

Relationship of leaf area duration (LAD) and sympodial branches per plant with seed cotton yield (kg ha-1). 

Figure 5

Relationship between accumulated PAR and total dry matter (TDM). 

Figure 6

Relationship of number of bolls per plant and average boll weight (g) with seed cotton yield (kg ha-1). 

Figure 7

Empirical model for seed cotton yield forecasting on the basis of nitrogen application in arid climatic conditions of Punjab. 

Sarhad Journal of Agriculture (Associated Journal)

June

Vol. 33, Iss. 2, Pages 189-337

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