南非采购需求：氨基肥料、水解蛋白基有机氮、大豆氨基酸肥、氨基酸肥料、螯合氨基酸、海洋生物刺激素

I'm looking for some valuable insights on how to effectively grow organic plants. Specifically, I'm interested in understanding the best practices for soil preparation, seed selection, and pest management. Any information on organic fertilizers and watering techniques would also be really appreciated. Moreover, if you have tips on seasonal planting schedules and companion planting strategies, that would be fantastic. I'm eager to learn about any innovative techniques or tools that can improve the growth and health of organic plants. Your expertise in this area would be incredibly helpful for my upcoming gardening projects. Looking forward to your response!