scholarly journals Quantifying yield gaps in wheat production in Russia

2014 ◽  
Vol 9 (8) ◽  
pp. 084017 ◽  
Author(s):  
Florian Schierhorn ◽  
Monireh Faramarzi ◽  
Alexander V Prishchepov ◽  
Friedrich J Koch ◽  
Daniel Müller
Keyword(s):  
2013 ◽  
Vol 23 (1-2) ◽  
pp. 91-99 ◽  
Author(s):  
MA Kashem ◽  
MAM Miah ◽  
MA Islam ◽  
PC Roy

The main purpose of the research was to identify factors responsible for yield gap in wheat production. Eighteen (18) experiments were conducted in two major wheat growing districts Rangpur and Dinajpur in two consecutive years. The selected varieties for the conducted research were Prodip, Satabdi and Sourav. All the experiments were established in farmers’ fields providing all recommendations for wheat production. It was observed that yield gap varied with the variety and farmers to farmers and location to location. The overall yield gap of Prodip was the highest (18.43 percent) followed by Sourav (18.15 percent) and Satabdi (17.45 percent). Yield gaps of all the wheat varieties under study were higher in Rangpur site than Dinajpur site. The practice gap was the highest in gypsum application (69 percent) followed by boron (67 percent), sowing time (40 percent). Practice gaps in the application of MoP, TSP and irrigation were almost equal, 40 percent, 37 percent, and 36 percent respectively. Late sowing, non use of dolomite and micro nutrients (zinc and boron) in wheat yield with sub-optimal doses of phosphatic and potash fertilizers were the main reasons for yield gap. Adoption of short duration T. aman variety and optimal doses of chemical fertilizers with micro nutrients in wheat field could minimize this gap to a greater extent. Preventive measures against bird attack after sowing of seeds for optimum plant population would have impact in narrow down this yield gap as well.DOI: http://dx.doi.org/10.3329/pa.v23i1-2.16620Progress. Agric. 23(1 & 2): 91 – 99, 2012


2017 ◽  
Vol 46 (1) ◽  
pp. 13-19 ◽  
Author(s):  
Srinivas Tavva ◽  
Aden Aw-Hassan ◽  
Javed Rizvi ◽  
Yashpal Singh Saharawat

Afghanistan is a net importer of wheat which is the staple food in the country. In order to improve the levels of food sufficiency, prevailing large yield gaps in wheat need to be reduced. This study assessed the reasons/factors influencing low wheat productivity and/or large yield gaps in different production systems in five major wheat-producing provinces in Afghanistan using a stochastic frontier production function model. The results indicated that the mean technical efficiency of wheat farmers was 0.67, and there was clear scope to improve wheat production by 33% in the short run with the same level of inputs. The potential yield gap could be reduced if adoption of good agricultural practices such as the use of improved wheat varieties with recommended seed rates was promoted through more effective transfer of technologies (training and extension) in the target provinces. Such efforts would help improve domestic wheat production and reduce dependency on wheat imports.


1970 ◽  
Vol 35 (1) ◽  
pp. 101-112 ◽  
Author(s):  
M Kamrul Hasan ◽  
SM Fakhrul Islam

The main objective of the study was to identify and analyze the inefficiency and yield gaps of wheat production in Bangladesh. The study employed farm level cross sectional data from three major wheat growing areas of Bangladesh. Yield of wheat was found to vary across locations and farm categories. The average technical inefficiency of wheat production in Bangladesh is 16. This indicates a good potential for increasing wheat output by 16 percent with the existing technology and levels of inputs. Education and training on wheat of the farm operators was found to have significant effect on yield and technical efficiency of wheat production. Keywords: Technical inefficiency; wheat production; yield gaps. DOI: 10.3329/bjar.v35i1.5871Bangladesh J. Agril. Res. 35(1) : 101-112, March 2010


2013 ◽  
Vol 1 (1) ◽  
pp. 9
Author(s):  
Lukman Muhammad Baga ◽  
Agnes A. D. Puspita

<em>Wheat is an alternative food product that contains high carbohydrate, which is currently consumed by many Indonesian people in order to substitute their staple food of rice.  However, Indonesia must import large amount of this product, and during the last decade the imported volume has dramatically increased.  In 2008 the imported wheat reached 4.9 million tons. Since 2001, Indonesian Government has developed domestic wheat agribusiness which aimed to establish industrial villages of domestic wheat production.  However, due to some obstacles, the program is not successful yet. Therefore, it is needed to study the competitive position of wheat agribusiness in Indonesia.  The study’s objectives are (1) to portrait the current domestic wheat agribusiness in Indonesia, (2) to analyze the domestic wheat competitive position, and (3) to formulate strategy for developing domestic wheat agribusiness in Indonesia as an effort to fulfill some part of domestic wheat demand and to build industrial villages of wheat production. The study was conducted in 2009. Data have been analyzed by using the frame of Porter’s Diamond Theory in order to find out the competitive position of Indonesian domestic wheat agribusiness.  Afterwards, SWOT analysis is used to investigate internal strengths and weaknesses as well as external opportunities and threats of Indonesian wheat agribusiness in order to formulate the developing strategies. Finally, the approach of strategic architecture is used to arrange the formulated strategies where it can be easier to get the picture. The conclusion of Porter’s Diamond analysis showed that each subsystems of domestic wheat agribusiness in Indonesia still do not support one to another, therefore, its competitiveness becomes weak. In order to strengthen its competitiveness, domestic wheat agribusiness needs to be developed more properly by paying attention to development strategies which have been consciously formulated and put in mapping of strategic architecture.</em>


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