GILL, P P S; BAL, J S. Effect of Growth Regulator and Nutrients Spray on Control of Fruit Drop, Fruit Size and Quality of Ber under Sub-Montane Zone of Punjab. Journal of Horticultural Sciences, [S. l.], v. 4, n. 2, p. 161–163, 2009. DOI: 10.24154/jhs.v4i2.536. Disponível em: https://jhs.iihr.res.in/index.php/jhs/article/view/536.. Acesso em: 2 may. 2024.