Preface Donald L. Sparks 1. Facility Cultivation Systems "????¿ - A Chinese Model for the Planet Jianming Xie, Jihua Yu, Baihong Chen, Zhi Feng, Jie Li, Cai Zhao, Jian Lyu, Linli Hu, Yantai Gan and K.H.M. Siddique 2. Allelopathic Potential of Sorghum Sorghum Bicolor (L.) Moench in Weed Control: A Comprehensive Review Lilianna Glab, Józef Sowinski, Raven Bough and Franck E. Dayan 3. Weed Dynamics and Management in Wheat Khawar Jabran, Khalid Mahmood, Bo Melander, Ali A. Bajwa and Per Kudsk 4. Improving Soil Health and Human Protein Nutrition by Pulses-Based Cropping Systems Rattan Lal 5. Potential Hotspot Areas of Nitrous Oxide Emissions from Grazed Pastoral Dairy Farm Systems J. Luo, J. Wyatt, T. van der Weerden, S. Thomas, C. de Klein, Y. Li, S. Lindsey, S. Ledgard, J. Li, W. Ding, S. Qin, N. Zhang, N. Bolan, M.B. Kirkham, Z. Bai, L. Ma, X. Zhang, H. Wang, H. Liu and G. Rys 6. Conservation Agriculture Effects on Dynamics of Soil C and N Under Climate Change Scenario N.S. Pasricha