System of crop intensification for more productive, resource-conserving, climate-resilient, and sustainable agriculture: experience with diverse crops in varying agroecologies oleh Prabhakar Adhikari, Hailu Araya, Gerald Aruna, Arun Balamatti, Soumik Banerjee, P. Baskaran, B. C. Barah, Debaraj Behera, Tareke Berhe, Parag Boruah, Shiva Dhar, Sue Edwards, Mark Fulford, Biksham Gujja, Harouna Ibrahim, Humayun Kabir, Amir Kassam, Ram B. Khadka, Y. S. Koma, U. S. Natarajan, Rena Perez, Debashish Sen, Asif Sharif, Gurpreet Singh, Erika Styger, Amod K. Thakur, Anoop Tiwari, Norman Uphoff, Anil Verma