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Introduction to the Rice Variety Hongyou 5355

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(1) Origin: This medium indica late-maturing combination was developed by Mianyang Economic and Technical College by crossing the self-bred Hong'ai A with CDR5355, which was selected by the Crop Research Institute of the Provincial Academy of Agricultural Sciences. (2) Characteristics: The full growth period is 146.4 days, 0.7 days shorter than Shanyou 63; plant height is 113.7 cm, panicle length is 24.6 cm, grains per panicle are 147.1, seed setting rate is 82.87%, 1000-grain weight is 29.7 g, grain quality is good, and it is resistant to rice blast. (3) Yield performance: The average for the two-year provincial regional trial in 1997-1998

(1) Origin: This medium indica late-maturing combination was developed by Mianyang Economic and Technical College by crossing the self-bred Hong'ai A with CDR5355, which was selected by the Crop Research Institute of the Provincial Academy of Agricultural Sciences.

(2) Characteristics: The full growth period is 146.4 days, 0.7 days shorter than Shanyou 63; plant height is 113.7 cm, panicle length is 24.6 cm, grains per panicle are 147.1, seed setting rate is 82.87%, 1000-grain weight is 29.7 g, grain quality is good, and it is resistant to rice blast.

(3) Yield performance: The average yield in the two-year provincial regional trial from 1997 to 1998 was 557.33 kg per mu, an increase of 3.01% over Shanyou 63. In the 1998 production trial, the average yield was 573.3 kg per mu, an increase of 6.1% over Shanyou 63.

(4) Cultivation key points: Sow early at the proper time to cultivate strong seedlings; plant 80,000-120,000 basic seedlings; apply heavy basal fertilizer and topdress early; combine N, P, and K; increase the application of organic fertilizer; and irrigate with shallow water.

(5) Suitable planting areas: Suitable for planting in the plain and hilly areas of our province.

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