Sensory identification of pasture seed quality

Sensory identification of pasture seed quality

l, visual inspection. The seeds were observed by naked eyes for plumpness, evenness, impurities, and the amount of incomplete kernels. Whether the color is normal, there are no pests, bacillary dysentery or mildew, and the external characteristics of the seeds such as the presence or absence of grass seeds such as awns. 2, olfactory test. Use your nose to smell the pasture seeds for mildew, spoilage, or odor. The budded seeds have a bad smell. The mildewy seeds have a sour or wine taste (most noticeable immediately after opening the bag), and some are also used to The identification of the seeds is mixed, and the seeds of the alfalfa are mixed with pungent odor. 3, tactile inspection. The main hand feels a simple judgment on the moisture content of the seeds. When the hand is inserted into the seed bag, the seeds are loose, slippery, and the resistance is small and loud. When the seeds are grasped by hand, the seed easily flows out of the hand and the moisture is small, otherwise the moisture content is Big. 4. Tooth examination. Use your teeth to gently increase pressure. If the seeds are cut off, if the feeling is arduous, the sound is crisp, the grain ends fall out of the powder, and the rigid planting end surfaces are neat, the moisture content is low. 5. Auditory test. Grab a seed tightly grasp, five fingers activities, listen to whether there is a rustling sound, the seed with a peel to shake or raise the sound of hearing, generally the greater the sound, the less water content.

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