11. A shortcut is to apply some liquid fertilizer and hope they'll flower more. 12. Fertilize monthly with a balanced liquid fertilizer . 13. During spring and summer you should fertilize with a diluted, balanced, liquid fertilizer . 14. The final effluent will be a liquid fertilizer which can be reuse in agricultural processes. 15. Roses like to eat, so feed them a liquid fertilizer every two to three weeks. 16. Water deeply before fertilizing, then apply balanced liquid fertilizer , diluted to half-strength. 17. Feed it with a liquid fertilizer , diluted by one-half, every two weeks. 18. Several factories manufacturing inter alia liquid fertilizer , animal feed and agricultural implements are established here. 19. Industries are small, and consist chiefly of packing houses for vegetables and liquid fertilizer production. 20. Fertilize with a diluted liquid fertilizer like fish emulsion after two leaves appear, and weekly thereafter.