000 00546nam a22001457a 4500
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100 _aChaitra P
245 _aEffect of nano-nitrogen fertilizer on productivity of Rice-Wheat and Potato-Onion cropping system and on soil health
260 _aLudhiana
_bPunjab Agricultural University
_c2024
300 _a184
502 _bPh.D.
_cSoil Science
_gDr Rajeev Sikka
650 _aNitrogen, nano urea, wheat, rice, potato, onion, nutrient content, yield
942 _2ddc
_cT
999 _c199035
_d199035