Biodegradable Film Rice controlled Fertilizer developed in Hunan Province
A kind of biodegradable film rice controlled release fertilizer has been developed by Hunan soil Fertilizer Research Institute, which can be widely used in rice growing areas in China without side effects.
The soil and Fertilizer Research Institute of Hunan Province uses natural and semi-natural polymer materials as the principal components of the coating and adopts the new fluidized state double spray bed coating technology developed by ourselves to develop a biodegradable film controlled release fertilizer which can artificially control the release of fertilizer nutrients within 30,330 days. The controlled release fertilizer is non-toxic, completely degraded and has no residue within 2 years after application, and can reduce the pollution of fertilizer to the atmosphere, soil, water and other environment.
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Huhan No. 3 (Rice)
Variety source: Ma Wannuo / / IRAT109/P77 characteristics: this variety belongs to japonica conventional upland rice. The average growth period of dry farming in the middle and lower reaches of the Yangtze River is 113.8 days, which is 4.3 days later than that of Brazilian upland rice "IAPAR9". The plant height is 99.3 cm, the seedling stage is prosperous, and the plant leaf type is general. The number of effective panicles per mu is 179000 ears, ear length is 19.4cm, total grains per panicle is 101.6, seed setting rate is 71.0%, and 1000-grain weight is 26.2g. Resistance: drought resistance grade 1, rice blast grade 1, white leaves
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Newly approved rice varieties in Hunan Province
The crop Variety approval Committee of Hunan Province held a meeting in February 2000, and 15 new rice varieties were approved. 1. 12 rice varieties and combinations Xiangzaoxian 31 (formerly Fengyouzao 11), Xiangzhongxian 4 (formerly known as Zhou 7010), Xiangzhong Nuo 1 (formerly known as Sinuo 48), Xiangwanuo 1 (formerly Xiangji 9512), Baliangyou 96 (810S/ Huai 96-1), K you 17, Yueyou 63 (Yue 4A/ Minghui 63), Weiyou 1 were approved.
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