IMPACT OF SEAWEEDS IN AGRICULTURE

Seaweeds contain a considerable amount of micronutrients and plant growth hormones like auxins, gibberellins, cytokinins, and betaines etc. which are supposed to help plant growth and also in seed germination. The extracts of seaweeds have proved itself as a highly effective and eco- friendly pesticide against various crop pests. This chapter provides an overview of the varieties of seaweeds, their ecology and their utilization worldwide. The main concept of this chapter delves into the possible utilization of selected seaweeds in agriculture. The various forms of seaweeds such as seaweed extract (SWE), compost, mulch etc. and their applications as bio-stimulators, growth promoters, crop protection, soil conditioner, and stabilizer are discussed.