通过花培和组群筛选法均能较快地获得直穗型高产优质粳稻品系。
The high-yield and high-quality in erect panicle type Japonica line could be selected by anther culture or group selective breeding.
因此，直立穗型水稻群体物质生产能力较强，生物产量较高，这是其最终经济产量较高的物质基础。
So the erect panicle type population has a bigger dry material production capacity and higher biological yield, these are the physical basis of high economic yield.
以直立穗型和弯曲穗型水稻品种为材料，研究了稻谷粒形在穗上不同部位和不同粒位籽粒间的分布及其差异。
Differences in grain shape among the grains at different positions between the cultivars with erect panicle type and the cultivars with curved panicle type were studied.
直立穗型品种对产量起正向作用的是穗粒数和千粒重，弯曲穗品种对产量起正向作用的是穗数。
The yield of had a positive relation with the spikelets per panicle of erect type, and with the panicles of curve type.
用必要的穗型参数对穗部性状进行定量的数字表达具有精确而可比的特点。
Quantitatively numerical descriptions on the characters of rice panicle using panicle type parameter were both accurate and com - parable.
对北方大穗型超级杂交粳稻辽优3072进行了产量结构和灌浆特性的研究。
The yield components and grain filling characters of northern large panicle type super japonica hybrid rice Liaoyou 3072 were studied.
测定了直立穗型和弯曲穗型水稻群体的小气候环境。
The microclimate environment in population of erect panicle type and curved panicle type rice is determined.
此外，还讨论了生态条件、品种特性、穗型与抗倒伏性的相互关系。
In addition, the relationship between ecological environment, characteristics of varieties, panicle type and lodging resistance were also discussed.
直立穗型穗和上部节间较短，因此株高明显低于弯曲穗型；
The ear and upper internode of the erect panicle type were shorter, so its height was obviously lower than that of the curved one.
穗上同一部位二次枝梗籽粒的碾米品质在两穗型材料间的差异大于一次枝梗，而穗型与其排序并无直接关系；
The difference in the milling quality of the grains on the secondary branches at the same parts between the two panicle types was greater than that on the primary branches regardless of panicle type.
在不同行向直立穗型品种差异明显，弯曲穗型品种差异不大。
There are significant differences in different directions for erect panicle type, while the curved panicle type is not different.
研究了5个不同穗型的杂交稻品种主要穗部性状参数及其相互关系。
The relationship of panicle parameters with rice varieties with different type of panicle was studied.
研究了5个不同穗型的杂交稻品种主要穗部性状参数及其相互关系。
The relationship of panicle parameters with rice varieties with different type of panicle was studied.
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