Comparative response of bread and durum wheat cultivars to nitrogen fertilizer in a rainfed Mediterranean environment: soil nitrate and N uptake and efficiency

2007 ◽  
Vol 80 (2) ◽  
pp. 121-130 ◽  
Author(s):  
Rafael J. López-Bellido ◽  
Juan E. Castillo ◽  
Luis López-Bellido
2006 ◽  
Vol 24 (4) ◽  
pp. 404-408 ◽  
Author(s):  
Aydın Akkaya ◽  
Tevrican Dokuyucu ◽  
Rukiye Kara ◽  
Mevlut Akçura

1995 ◽  
Vol 44 (3) ◽  
pp. 195-204 ◽  
Author(s):  
Tilahun Geleto ◽  
D. G. Tanner ◽  
Tekalign Mamo ◽  
Getinet Gebeyehu

2013 ◽  
Vol 8 (3) ◽  
pp. 271-279 ◽  
Author(s):  
Salvatore Antonio Colecchia ◽  
Bruno Basso ◽  
Davide Cammarano ◽  
Antonio Gallo ◽  
Anna Maria Mastrangelo ◽  
...  

2014 ◽  
Vol 2014 ◽  
pp. 1-8 ◽  
Author(s):  
Laura Ercoli ◽  
Alessandro Masoni ◽  
Silvia Pampana ◽  
Marco Mariotti ◽  
Iduna Arduini

Crop sequence is an important management practice that may affect durum wheat (Triticum durumDesf.) production. Field research was conducted in 2007-2008 and 2008-2009 seasons in a rain-fed cold Mediterranean environment to examine the impact of the preceding crops alfalfa (Medicago sativaL.), maize (Zea maysL.), sunflower (Helianthus annuusL.), and bread wheat (Triticum aestivumL.) on yield and N uptake of four durum wheat varieties. The response of grain yield of durum wheat to the preceding crop was high in 2007-2008 and was absent in the 2008-2009 season, because of the heavy rainfall that negatively impacted establishment, vegetative growth, and grain yield of durum wheat due to waterlogging. In the first season, durum wheat grain yield was highest following alfalfa, and was 33% lower following wheat. The yield increase of durum wheat following alfalfa was mainly due to an increased number of spikes per unit area and number of kernels per spike, while the yield decrease following wheat was mainly due to a reduction of spike number per unit area. Variety growth habit and performance did not affect the response to preceding crop and varieties ranked in the order Levante > Saragolla = Svevo > Normanno.


2014 ◽  
Vol 47 (1) ◽  
pp. 15-21 ◽  
Author(s):  
M.S. Aazadi ◽  
S.A. Siyadat ◽  
M. Mehdi Poor Syahbidi ◽  
E. Younesi

ABSTRACT This experiment was carried out in the form of factorial split in the model random complete block design in three replicates. In this design three kinds of durum wheat including Yavarous, Karkheh, Seimareh were planted in the main plots and three levels of 40, 80 and 120 kg net nitrogen in hectare which it had been provided from source of urea and three levels of bio fertilizer including Azotobacter spp. and Azospirillum spp. and without using bio fertilizer (control) as factorial were cultivated in secondary plots. Before cultivation, amount of seeds which it must be mixed with together Azospirillum spp. and Azotobacter spp. bacteria’s, it was mixed together water and sugar with 2% density of wet and in proportion of 2 kg in 100 kg seeds were mixed with seeds. The irrigation of blocks was separately done for preventing from mixture of bacteria. This research will have a new asped for/in order to effect of biological fertilizers in replacement with/to fertilizers and it hasn't demonstrate its comparison on durum wheat in the region by now. Finally, with interpretation of results obtained from this research defined that positive effect of biological fertilizers on growth that before they have verified about plants, also, they are true about grains such as wheat. So, considering the obtained results from this research, it is seemed that application of suitable biological fertilizers can be effective in increase of function, improvement of growing traits of wheat and decrease nitrogen fertilizer.


2017 ◽  
Vol 98 (6) ◽  
pp. 2360-2369 ◽  
Author(s):  
Giovanna Visioli ◽  
Urbana Bonas ◽  
Cristian Dal Cortivo ◽  
Gabriella Pasini ◽  
Nelson Marmiroli ◽  
...  

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