Effect of mixing urea with zeolite and sago waste water on nutrient use efficiency of maize
(Zea mays L.)
Latifah Omar1, Osumanu Haruna Ahmed1* and Ab Majid Nik Muhamad2
1Department of Crop Science, Faculty of Agriculture and Food Sciences,
Universiti Putra Malaysia Bintulu Sarawak Campus, 97008 Bintulu, Sarawak, Malaysia.
2Department of Forest Management, Faculty of Forestry, Universiti Putra Malaysia,
43400 Serdang, Selangor, Malaysia
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