Yield gaps in intensive rice-maize cropping sequences in the humid tropics of Indonesia

Fahmuddin Agus, José F. Andrade, Juan I. Rattalino Edreira, Nanyan Deng, Dwi K.G. Purwantomo, Nurwulan Agustiani, Vina E. Aristya, Siti F. Batubara, Herniwati, Evert Y. Hosang, Leonardus Y. Krisnadi, Andarias Makka, Samijan, Nicola Cenacchi, Keith Wiebe, Patricio Grassini