Habte, M., University of Hawaii, Honolulu, HI, USA
Hackett, C., Division of Tropical Crops and Pastures, CSIRO, 306 Carmody Road, St Lucia, Qld 4067, Australia
Hadda, M.S., Department of Soils, Punjab Agricultural University, Ludhiana-141004, India
Hadiguna, Rika Ampuh, Andalas University
Hadley, H.H., Department of Agronomy, University of Illinois, Urbana, Illinois, U.S.A.
Hadley, P., Department of Agriculture and Horticulture, Plant Environment Laboratory, University of Reading, Shinfield Grange, Shinfield, Reading, U.K.
Hadli, Jyothi, Department of Horticulture, Maharastra Phule Krishi Vidyapeeth, University of Agriculture, Rahuri, India
Hafeez, B., Department of Land Management, Faculty of Agriculture, University Putra Malaysia, Serdang, Selangor
Hageman, R.H., Chemist, Federal Experiment Station, U.S Department of Agriculture, Mayaguez, Puerto Rico.
Hageman, R.H., Chemist, Federal Experiment Station, U.S. Department of Agriculture, Mayaguez, Puerto Rico
Hageman, R.H., Federal Experiment Station, Office of Experiment Stations, United States Department of Agriculture, Mayaguez, P.R.
Hagerman, H., International Rice Research Institute, Los Bahos, Laguna, Philippines
Haggai, P.T., Plateau State College of Agriculture, Garkawa, P.M.B. 01 Garkawa
Haggar, R.J., Institute for Agricultural Research, Ahmadu Bello University, Zaria, Northern Nigeria
Hahn, S.K., Institute of Agronomic Research, Nkolbisson, Yaounde, Cameroon
Hahn, S.K., International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria ()
Haider, J., Department of Soil Science, Institute of Postgraduate Studies in Agriculture, Salna, Gazipur 1703, Bangladesh
Haile, Adugna, University of Asmara, College of Agriculture and Aquatic Sciences, P.O. Box 1220, Asmara, Eritrea
Haile, Astatke, Institute of Agricultural Research, PO Box 2003, Addis Ababa, Ethiopia
Haile, Astatke, Institute of Agricultural Research. Box 2003. Addis Ababa, Ethiopia
Haile-Mariam, Mekonnen, Debre-Zeit Agricultural Research Centre, Alemaya University of Agriculture,Debre-Zelt, Ethiopia
Hajra, J.N., Bidhan Chandra Krishi Viswaridyalaya, Kalyani -741 235, West Bengal, India
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