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stripe rust: same as yellow rust. Managing stripe rust ensures healthy wheat crops, preventing yield losses and maintaining quality.

site: a geographically defined area whose extent is clearly marked. Properly managing farm sites ensures efficient use of land resources, promoting sustainable agricultural practices and optimal crop and livestock production.

seedbox: 1. A box in which seeds can be planted for cultivation in a greenhouse 2. The part of the plant head which contains the seeds. Farmers benefit from using seedboxes for controlled seed germination and growth.

spermatozoon: a mature male sex cell that is capable of fertilising an ovum. COMMENT: A spermatozoon is very small and comprises a head, neck and very long tail. It can swim by moving its tail from side to side. Proper management of reproduction in livestock ensures healthy breeding programs and improves productivity.

stress: a condition where an outside influence changes the composition or functioning of something; a state of anxiety or strain that can affect an animal’s health. Properly managing stress in livestock ensures health and productivity, supporting farm profitability.

slender foxtail: same as blackgrass. Managing slender foxtail helps farmers control invasive weeds, ensuring healthy crop growth and better yields.

synthetic zeolite: an artificial zeolite. Understanding and using synthetic zeolites effectively supports efficient farm operations and productivity.

subdominant: (of a species) being not as important as the dominant species. Understanding subdominant species helps farmers manage biodiversity and ecological balance on farms.

shade: A place sheltered from direct sunlight. Farmers benefit from providing shade to protect crops and livestock from excessive heat and sun exposure.

stock breeder: a farmer who specialises in breeding livestock. Properly managing stock breeding programs ensures healthy and productive livestock, supporting farm profitability and genetic improvement.