New high-quality and high-yield rice varieties in Jiangxi reach the leading level in China
The scientific research project "breeding and demonstration of Ganwanxian 36, a New Rice Variety with High quality and High yield", which was completed by the Life Science Department of Shangrao normal University, passed the appraisal of achievements organized by Jiangxi Science and Technology Department a few days ago. After reviewing the relevant technical data in detail, agricultural experts from Jiangxi Academy of Agricultural Sciences, Department of Agriculture, Jiangxi Agricultural University, Shangrao Municipal Agricultural Bureau, and other departments believe that the project has reached the domestic leading level in selecting and breeding high-quality varieties of first-class indica rice.
"Gan Wanxian 36" has moderate plant type, stout stem, strong tillering ability, large panicle and many grains, high seed setting rate and good color in the later stage, which shows high and stable yield in large area experiment and demonstration. In the two-year trial of late indica quality group in Jiangxi Province, the average yield per mu was 439.4 kg, which was 8.4% higher than that of "Gan Wanxian 19". According to experts, this variety not only has high yield, but also all the testing indexes of rice quality have reached the national first-class high-quality rice standard. At the same time, Gan Wanxian 36 showed good resistance to sheath blight and rice planthopper in the field.
Agricultural experts in Jiangxi Province suggest that the purification and rejuvenation of this variety should be further strengthened and popularized so as to serve farmers in increasing production and income.
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Ganzaoxian 43 (rice)
Ganzaoxian 43 (original code 91-136) is a new early indica rice variety bred by cross breeding in Nongken School of Jiangxi Province. The whole growth period is 110 days. The plant height is 82cm, the tillering ability is strong, the effective panicle per mu is 260 000, the panicle rate is 73%, the panicle length is 19cm, the total grain per panicle is 63, the seed setting rate is 75%, and the 1000-grain weight is 25g. Brown rice rate 82.5%, rice length/width ratio 2.8. Natural induction identification of rice blast area: seedling blast 2, leaf blast 3, panicle neck blast 0. 199
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Opinions on the Management of Rice in the Middle and late stage in Arid areas
Qina Town, Yongsheng County, perennial rice planting area of 16000 mu, as of June 6, the whole town depends on reservoir water storage and Chenghai Lake water irrigation, to achieve full planting. However, due to the rare drought in history from September last year to July 19 this year, some rice seedlings without water sources and wells in our town dried up, and it was difficult to ensure timely irrigation in places with small water sources and pumping wells, resulting in a shortage of rice stems and tillers. In this regard, the management of rice in the middle and later stage of the town suggested to take the following management measures. I. take measures in accordance with local conditions and implement
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