Gas production per unit length increases with the increase of branchlength and the angle between main and branch boreholes. However, it declines as the number of branches increase.
分支井单位长度产能随着分支与主井眼夹角角度、分支长度的增加而增加，随着分支数量的增加而逐渐降低。
The Length, number, type of the origin and size of each muscular branch were measured and observed according to Sunderland's method.
观测了每一肌支的起点高度、长度、肌支数、起始型式、粗细等项目。
The effects of the panicle length, branch distribution, number of spikelets, seed set percentage, neck vascular bundles and plant weight per stem on spikelet number per panicle were analyzed.
分析了穗长、枝梗分布、枝梗颖花数及其结实率、穗部维管束数目和开花期单茎干物重对穗粒数的影响。
The effects of the panicle length, branch distribution, number of spikelets, seed set percentage, neck vascular bundles and plant weight per stem on spikelet number per panicle were analyzed.
分析了穗长、枝梗分布、枝梗颖花数及其结实率、穗部维管束数目和开花期单茎干物重对穗粒数的影响。
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