机译:利用叶绿素仪和叶色图对直播干稻进行特定地点的氮管理
Department of Soil Science, Punjab Agricultural University, Ludhiana 141004(India);
Department of Soil Fertility and Microbiology, Desert Research Centre, El-Mataryia, Cairo 11753(Egypt);
Department of Soil Science, Punjab Agricultural University, Ludhiana 141004(India);
Department of Soil Science, Punjab Agricultural University, Ludhiana 141004(India);
Department of Soil Science, Punjab Agricultural University, Ludhiana 141004(India);