Experiments conducted in three Supra Insus areas during 1989-1990 wet season indicated that there were variations in response of lowland rice to P, K and S (Table 2.).
Experiments conducted in three Supra Insus areas during 1989-1990 wet season indicated that there were variations in response of lowland rice to P, K and S (Table 2.).
1989~1990年湿季，三个水稻高级特殊集约化管理区的试验表明，水稻对磷，钾，硫肥的反应明显不同（表2）。