scholarly journals Effect of Cu and Zn on Maize (<i>Zea mays</i> L.) Yield and Nutrient Uptake in Coastal Plain Sand Derived Soils of Southeastern Nigeria

2014 ◽  
Vol 04 (07) ◽  
pp. 235-245 ◽  
Author(s):  
Ernest Ukpabi Eteng ◽  
Demian Okwudiri Asawalam ◽  
Anthony Osinachi Ano
2017 ◽  
Vol 08 (11) ◽  
pp. 1263-1277 ◽  
Author(s):  
Qi Du ◽  
Xinhua Zhao ◽  
Chunji Jiang ◽  
Xiaoguang Wang ◽  
Yi Han ◽  
...  

2007 ◽  
Vol 5 (1) ◽  
pp. 102 ◽  
Author(s):  
J. Hirzel ◽  
I. Matus ◽  
F. Novoa ◽  
I. Walter ◽  
I. Walter

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