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The rice plant can grow to over 1 m (3 ft) tall; if in deep water, it can reach a length of 5 m (16 ft). A single plant may have several leafy stems or tillers.The upright stem is jointed with nodes along its length; a long slender leaf arises from each node. [1]
Thus, the pathogen thrives in the same growing conditions as rice. Rice requires a warm, wet growing season. Fields may even be flooded. [5] The disease is known to be able to spread through water. Additionally, infected spores can be spread during harvesting. [6] Thus, it is important to quarantine the infected seeds.
Gold seed rice was notable for the larger yield of the grain. It thus practically superseded white rice which was cultivated in the earlier years. Experiments with upland rice demonstrated that it could grow over large areas of the country but the crop's yield and quality are inferior to lowland rice produced by irrigation methods. [11]
Ecosystems involving upland rice are often relatively diverse, including fields that are level, gently rolling, or steep. Such ecosystems also occur at altitudes up to 2,000 m, with average annual rainfall ranging between 1,000 mm to 4,500 mm. Soils used to grow upland rice range from highly fertile to highly weathered, infertile, and acidic soil.
Reduced water consumption: This is because rice plants do not require continuously flooded conditions to grow, [13] and that water savings can be achieved without compromising yields. Studies have shown that SRI can reduce water use by 25-50% compared to conventional rice farming, while maintaining or increasing yields.
Perennial rice are varieties of long-lived rice that are capable of regrowing season after season without reseeding; they are being developed by plant geneticists at several institutions. Although these varieties are genetically distinct and will be adapted for different climates and cropping systems, their lifespan is so different from other ...