Hina Fatima, Muhammad Azeem Khan, Mahreen Zaid-Ullah, Abdul-Jabbar, Khurram Nawaz Saddozai

... the research was on the comparative efficiency and the productivity analysis of BT- Cotton varieties with those of the conventional non-BT-Cotton varieties. The population  of  this research covers the area of Rahim Yar Khan of Pakistan. Two hundred and fifteen farms were selected from each of the NonBT-cotton farms and BT-cotton farms. The Cobb- Douglas Stochastic Frontier Analysis (SFA) has been employed to determine the technical efficiency of th...

 Zafar Islam*, Abdul Ghafoor Mangrio*, Muhammad Munir Ahmad*, Ghani Akber*, Sher Muhammad**, Muhammad Umair*** and Yaskina****

APPLICATION AND DISTRIBUTION OF IRRIGATION WATER UNDER VARIOUS SIZES OF CENTER PIVOT SPRINKLER SYSTEMS
...ried out to evaluate the comparative efficiency of three low pressure central pivot sprinkler irrigation systems for their water distribution, uniformity and tendency to recommend changes in system maintenance or repair. The main objective of this study was to evaluate existing central pivot sprinkler irrigation systems under field conditions at different locations in the country. The study was carried out to evaluate water distribution under central pivot irr...

Zubina Hameed1, Muhammad Azim Malik1, Safdar Ali1*, Muhammad Ansar1, Farina Shaheen1, Ijaz Ahmad2 and Khisrao Kalim3 

Pakistan Journal of Agricultural Research

March

Vol. 34, Iss. 1, Pages 1-253

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