SHELLY NAYYAR DHALIWA, VIRENDER SARDANA. Effect of spacing and boron application and spacing on growth, yield parameters and yield of sunflower (Helianthus annuus L.) hybrids in spring season: Effect of spacing and boron application and spacing on growth, yield parameters and yield of sunflower (Helianthus annuus L.) hybrids in spring season. J. Oilseeds. Res. 2023;40(Specialissue). doi:10.56739/jor.v40iSpecialissue.145277