How do rice seeds come from?Rice is a herbaceous plant of the genus Oryza in the family Poaceae. It is also the species with the longest history of being cultivated as food in the genus Oryza. It is also called Asian cultivated rice. Rice has seeds. When rice flowers, most of them self-pollinate and produce seeds. How to save rice seedsAfter the rice is ripe and harvested, it needs to be dried and selected, which includes wind selection, screening and water selection. The seeds must be disinfected in advance, soaked and germinated. Rice seeds can be kept for several years, but the rice grains you save yourself are not suitable for seed planting. You can keep the rice seeds yourself. When the rice blooms, most of them will self-pollinate and produce seeds, which can be taken directly. Rice seed preservationAfter the rice seeds are harvested, they need to be exposed to the sun, and after they are dry, they need to be placed in a dry and sealed place for preservation and storage. Rice seed plantingRice planting can be divided into early, middle and late rice. Early rice is sown in March and April, middle rice is generally sown from April to May, and late rice is generally sown in mid-June. After the rice seeds go through a dormant period, they will absorb nutrients and break out of the shell under suitable temperature and light, forming rhizomes and plants. After growing for a period of time, they will enter the ear differentiation period and then the heading and flowering period, which is also the stage of pollen dissemination and fertilization. After the fertilized egg is formed, it immediately enters the filling and maturation stage. The grains formed in this stage will rapidly expand and grow. When the filling stage is over, seeds are formed. After shelling, the seeds become the rice we eat in our daily lives. After going through the above steps, the seeds have completed the breeding process. Finally, hybrid rice is mostly planted now, so the traits of the next generation cannot be controlled. The rice grains you save are not suitable for seed planting. |
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