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Strong two excellent male occupation

Strong two excellent male occupation

Indica two-line hybrid rice varieties. In the middle and lower reaches of the Yangtze River, the whole growth period of one crop of medium rice is 135.3 days, 1.2 days shorter than that of the control Fengliangyou No. 4. The plant height is 127.4 cm, the spike length is 24.4 cm, the effective spikes per mu are 146000, the total grains per spike are 224.3, the seed setting rate is 82.9%, and the 1000 grain weight is 26.6 g.

Hongliangyou 1566

Hongliangyou 1566

In the middle and lower reaches of the Yangtze River, the whole growth period of a single season of medium rice was 131.6 days, 3.6 days earlier than the control Fengliangyou No. 4. The plant height is 117.3 cm, the ear length is 24.4 cm, the number of effective ears is 144000, the average total grains per ear is 221.2, the seed setting rate is 84.7%, and the 1000 grain weight is 26.7 g. The head rice rate is 61.5%, the chalkiness is 2.0%, the amylose content is 15.3%, the gel consistency is 60 mm, the alkali dissipation value is 6, and the length width ratio is 3.6, reaching the second level of the standard of the agricultural industry "Quality of Edible Rice Varieties".

Yunliangyou 2118

Yunliangyou 2118

The whole growth period of double cropping late rice in South China is 117.5 days, 1.7 days longer than that of the control Boyou 998. The plant height is 102.9 cm, the spike length is 24.7 cm, the effective spikes per mu are 151000, the total grains per spike are 165.6, the seed setting rate is 80.5%, and the 1000 grain weight is 25.3 g. It has reached the second level of the standard of "Quality of Edible Rice Varieties" in the agricultural industry, and the rice is soft, chewy, and tastes good.

Tianliangyou 12

Tianliangyou 12

The whole growth period of double cropping late rice in South China is 117.2 days, 1.4 days longer than that of the control Boyou 998. The plant height is 103.2 cm, the spike length is 24.8 cm, the effective spikes per mu are 154000, the total grains per spike are 160.6, the seed setting rate is 83.7%, and the 1000 grain weight is 25.2 g. Main indicators of rice quality: the head rice rate is 66.6%, chalky grain rate is 3%, chalkiness is 0.7%, amylose content is 14.4%, gel consistency is 70 mm, length width ratio is 3.4, reaching the second level of the standard of "Quality of Edible Rice Varieties" in the agricultural industry.

Aofuyou 287

Aofuyou 287

In the upper reaches of the Yangtze River, the whole growth period of a season of medium rice was 152.0 days, 1.4 days longer than that of the control F You 498. The plant height is 122.3 cm, the spike length is 25.5 cm, the effective spikes per mu are 127000, the total grains per spike are 256.0, the seed setting rate is 81.6%, and the 1000 grain weight is 26.1 g. Main indicators of rice quality: head rice rate 67.7%, chalky grain rate 9%, chalkiness 2.7%, amylose content 16%, gel consistency 60 mm, length width ratio 3.0, reaching the second level of the standard of "Quality of Edible Rice Varieties" in the agricultural industry.

Qianfengyou 877

Qianfengyou 877

In the middle and lower reaches of the Yangtze River, the whole growth period of a season of medium rice was 135.9 days, 2.3 days earlier than the control Fengliangyou No. 4. The plant height is 118.0 cm, the ear length is 24.6 cm, the effective ears per mu are 150000 ears, the total grains per ear are 192.5, the seed setting rate is 84.0%, and the 1000 grain weight is 28.1 g. Main indicators of rice quality: head rice rate is 66.8%, chalky grain rate is 9%, chalkiness is 1.9%, amylose content is 15.0%, gel consistency is 72 mm, length width ratio is 3.2, reaching the national standard of High Quality Rice Grade 3 and the agricultural industry standard of Edible Rice Variety Quality Grade 2.

Tianliangyou 3000

Tianliangyou 3000

In the middle and lower reaches of the Yangtze River, the whole growth period of late maturing middle rice is 137.5 days, 1.6 days shorter than that of the control Fengliangyou No. 4. The plant height is 116.7 cm, the spike length is 26.3 cm, the effective spikes per mu are 150000, the total grains per spike are 209.8, the seed setting rate is 85.0%, and the 1000 grain weight is 27.7 g. Main indexes of rice quality: head rice rate 62.1%, length width ratio 3.0, chalky grain rate 18%, chalkiness 5.6%, gel consistency 90 mm, amylose content 12.9%.

Xiong Liang You 188

Xiong Liang You 188

A indica-type two-line hybrid rice variety. When grown as a single-season mid-season rice in the middle and lower reaches of the Yangtze River, its total growth period is 131.7 days, which is 3.3 days earlier than the control variety Fengliangyou No. 4. Plant height is 127.1 cm, panicle length is 24.6 cm, with 139,000 effective panicles per mu; each panicle bears 239.6 grains, with a seed-setting rate of 85.6% and a 1,000-grain weight of 26.2 g. Resistance: the comprehensive blast disease index over two years was 3.8 and 4.3, respectively; the panicle-neck blast damage rating reached the highest level of 5; bacterial leaf blight was rated at level 5; and brown planthopper resistance was rated at level 9, indicating high susceptibility to brown planthopper, moderate susceptibility to blast, and moderate susceptibility to bacterial leaf blight. The variety also exhibits strong heat tolerance during heading. Key grain-quality parameters include: milled-rice recovery rate of 64.5%, degree of chalkiness of 4.5%, amylose content of 15.4%, gel consistency of 75 mm, alkali-labile value of grade 7, and length-to-width ratio of 3.6, meeting the Grade 3 standards set by the agricultural industry for “Quality of Edible Rice Varieties.”

Huiyou Aolong Silmiao

Huiyou Aolong Silmiao

An indica three-line hybrid rice variety. When grown as a single-season medium-duration rice in the upper Yangtze River region, its total growth period is 148.3 days, 2.4 days earlier than the control F You 498. Plant height is 110.0 cm, panicle length 25.2 cm, with 148,000 effective panicles per mu; each panicle bears 171.5 grains, with a seed-setting rate of 87.8% and a 1,000-grain weight of 27.9 g. Resistance: the comprehensive blast disease index over two years was 5.1 and 6.0, respectively; panicle-neck blast damage reached the highest level of 7; brown planthopper resistance was rated at level 9; heat tolerance at level 3; cold tolerance at level 7. The variety is susceptible to blast, highly susceptible to brown planthopper, moderately tolerant to blast, highly tolerant to brown planthopper, relatively tolerant to heat, but less tolerant to cold. Major grain quality parameters: brown-rice yield 79.7%, milled-rice yield 66.2%, grain length 6.4 mm, length-to-width ratio 3.5, chalkiness 2.0%, translucency grade 1, alkali-nitrogen absorption value 6.0, gel consistency 62 mm, and amylose content 16.6%, meeting the Grade II standard stipulated in the agricultural industry standard “Quality of Edible Rice Varieties” (NY/T 593–2013). When grown as a double-cropping late-season rice in South China, its total growth period is 110.3 days, 4.5 days earlier than the control Boyou 998. Plant height is 104.9 cm, panicle length 23.2 cm, with 164,000 effective panicles per mu; each panicle bears 170.6 grains, with a seed-setting rate of 82.0% and a 1,000-grain weight of 23.7 g. Resistance: the comprehensive blast disease index over two years was 4.0 and 6.0, respectively; panicle-neck blast damage reached the highest level of 5; bacterial leaf blight at level 9; brown planthopper at level 9. The variety is highly susceptible to bacterial leaf blight and brown planthopper, and moderately susceptible to blast. Major grain quality parameters: milled-rice yield 69%, chalkiness 0.7%, amylose content 15.2%, gel consistency 75 mm, alkali-nitrogen absorption value 7, and length-to-width ratio 3.1, meeting the Grade I standard stipulated in the agricultural industry standard “Quality of Edible Rice Varieties.”

Xiong Liangyou Aomeixiang

Xiong Liangyou Aomeixiang

A indica-type two-line hybrid rice variety. When grown as a single-season mid-season rice in the middle and lower reaches of the Yangtze River, its total growth period is 133.9 days, 0.3 days earlier than the control Fengliangyou No. 4. Plant height is 122.0 cm, panicle length 25.2 cm, with 164,000 effective panicles per mu; each panicle bears 226.5 grains, with a seed-setting rate of 82.1% and a 1,000-grain weight of 23.7 g. Resistance: the comprehensive blast disease index over two years was 4.3 and 5.0, respectively; the panicle-neck blast damage rating reached the highest level of 7; bacterial leaf blight rating was 7; brown planthopper resistance rating was 9, indicating strong susceptibility to brown planthopper, moderate susceptibility to blast, and moderate susceptibility to bacterial leaf blight; moreover, it exhibits relatively strong heat tolerance during heading. Key rice quality parameters: milled rice recovery rate 55.2%, degree of chalkiness 1.3%, amylose content 15.4%, gel consistency 61 mm, alkali digestion value 6.3, and length-to-width ratio 4.3, meeting the Grade II standard stipulated in the agricultural industry’s “Quality Standards for Edible Rice Varieties.”

Tianliangyou 3000

Tianliangyou 3000

A indica-type two-line hybrid rice variety. When grown as a late-maturing medium-duration rice in the middle and lower reaches of the Yangtze River, its total growth period is 137.5 days, 1.6 days shorter than the control Fengliangyou No. 4. Plant height is 116.7 cm, panicle length 26.3 cm, with 150,000 effective panicles per mu; each panicle bears 209.8 grains, with a seed-setting rate of 85.0% and a 1,000-grain weight of 27.7 g. Resistance: the comprehensive blast disease index over two years was 5.0 and 4.4, with the panicle blast damage rating reaching the highest level of 7; bacterial leaf blight rating is 5; brown planthopper rating is 8. The variety is susceptible to blast, moderately susceptible to bacterial leaf blight, and highly susceptible to brown planthopper. Key grain quality parameters: milled rice yield 62.1%, length-to-width ratio 3.0, chalky grain percentage 18%, degree of chalkiness 5.6%, gel consistency 90 mm, and amylose content 12.9%.

Tianliangyou 55

Tianliangyou 55

Good plant architecture, moderate to strong tillering, thick stems and erect leaves, heavy panicles with large grains, full grains, excellent seed-setting ability, and rice that is soft but not sticky.

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