Comprehensive Resources for Agriculture: Topical Questions, Past Papers, and Answers
Atika School
Harvesting Pyrethrum: Precautions for Quality and EfficacyState four precautions undertaken while harvesting pyrethrum.
Detailed Answer: Precautions to Take While Harvesting Pyrethrum Pyrethrum, a valuable plant known for its insecticidal properties, requires careful harvesting to ensure the quality of its flowers. In this essay, we will discuss several precautions that should be undertaken while harvesting pyrethrum.
In addition to these precautions, it is essential to pick pyrethrum flowers without petioles or twigs. Petioles and twigs can affect the purity and quality of the pyrethrum extract. Moreover, it is advisable to select flowers with horizontal petals and two to three rows of disc florets open. This ensures that the flowers are at the optimal stage of maturity for extraction, maximizing their potency. In conclusion, harvesting pyrethrum requires several precautions to maintain the quality and efficacy of the flowers. These precautions include using open baskets for harvesting, avoiding compaction, refraining from picking wet flowers, drying the flowers promptly, ensuring flowers are picked without petioles or twigs, and selecting flowers at the right stage of maturity. By following these precautions, pyrethrum growers can obtain high-quality flowers that can be utilized in various applications, such as insecticides and repellents.
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