Volume 81, Issue 1, May 2008

In this issue (9 articles)

1. 

   Research Article

   Smallholder farmer management impacts on particulate and labile carbon fractions of granitic sandy soils in Zimbabwe

   F. Mtambanengwe, P. Mapfumo Pages 1-15

2. 

   Research Article

   Effect of long-term application of inorganic fertilizer and organic amendments on soil organic matter and microbial biomass in three subtropical paddy soils

   X. H. Hao, S. L. Liu, J. S. Wu, R. G. Hu, C. L. Tong… Pages 17-24

3. 

   Research Article

   Millet nutrient use efficiency as affected by natural soil fertility, mineral fertilizer use and rainfall in the West African Sahel

   B. Fofana, M. C. S. Wopereis, A. Bationo, H. Breman… Pages 25-36

4. 

   Research Article

   On-farm estimation of indigenous nitrogen supply for site-specific nitrogen management in the North China plain

   Zhenling Cui, Fusuo Zhang, Xinping Chen, Yuxin Miao… Pages 37-47

5. 

   Research Article

   Broiler chicken litter application timing effect on Coastal bermudagrass in southeastern U.S.

   K. R. Sistani, A. Adeli, H. Tewolde, G. E. Brink Pages 49-57

6. 

   Research Article

   Soil organic matter dynamics as affected by long-term use of organic and inorganic fertilizers under maize–wheat cropping system

   Tarinder Kaur, B. S. Brar, N. S. Dhillon Pages 59-69

7. 

   Research Article

   Nitrogen competition in contour hedgerow systems in subtropical China

   Z. L. Guo, C. Zhong, C. F. Cai, S. W. Ding… Pages 71-83

8. 

   Research Article

   Soil organic carbon dynamics of improved fallow-maize rotation systems under conventional and no-tillage in Central Zimbabwe

   George Nyamadzawo, Regis Chikowo, Philip Nyamugafata… Pages 85-93

9. 

   Original Article

   Net primary production and nutrient cycling in an apple orchard–annual crop system in the Loess Plateau, China: a comparison of Qinguan apple, Fuji apple, corn and millet production subsystems

   Wu Faqi, Liu Haibin, Sun Baosheng, Wang Jian… Pages 95-105