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Some Ecological Characters and Application of Joint-to-Joint Analysis in Sorgo Plant

机译:岩石植物联合对关节分析的一些生态特征及其应用

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Some ecological characters of yield of sorgo were examined and it was found that the joint-to-joint analysis is recommended as a method for ecological studies in this crop just as in sugar cane. The results obtained in this experiment are summarized as follows: 1. April (early) planting may be recommendable for twice-reaping system when sorgo is used as a forage crop, though it is not suitable for grain sorgo because it may be seriously damaged by birds. A moderate planting season for using it as both green and grain sorgo seemed to be in June (late planting), when the advance of the date of heading may be brought about. 2. Varieties suitable for early planting may surely be distinguished from those for late planting by deciding the relative position of the heaviest internode which is determined by joint-to-joint analysis of the stem; the variety whose heaviest internode locates at a low positoin in a standing stem is adapted for early planting, and the one with the heaviest node at a high position for late planting. 3. Rind harness is remarkably high at the lowest intermode and it gradually decreases upwards along the stem. 4. An even transition of brix throughout the successive internodes from the base to the top can be observed at flowering time, but later, brix begins to increase, as grains mature, in the middle and uper portions of the stem, leaving brix in the lower portion almost as it is. The course of maturing as mentioned above may greatly be affected by yield of grains and mechanical damages in green leaves. The maximum mean brix is expected at full maturing stage of grains, and the persistence of high brix varies with either variety or planting season. 5. Windbreakage of the stem caused by stem borers, deterioration of the content of internode tissue and damages in grains by birds all vary widely with the plant variety as well as season.
机译:研究了岩石产量的一些生态特征,发现接头分析是在此作物中的生态学研究的方法,就像甘蔗一样。在该实验中获得的结果总结如下:1。4月(早期)种植可能是两次收割系统,虽然它不适合粮食岩石,因为它可能受到严重损坏鸟类。作为绿色和谷物岩石的适度种植季节似乎是6月(晚期种植),当时的标题日期的进展情况。 2.适合于早期种植的品种可以通过决定最重的节间的相对位置与晚期种植的那些区别于通过茎的关节与关节分析确定的最重的节间的相对位置;在常规阀杆中最低正电片位于常规阀杆的低积极区定位的变化适用于早期种植,并且具有最重的节点处的高位为晚期种植。 3.在最低相位的中,外带在最低的相位下显着高,并且它沿着茎逐渐降低。 4.在开花时间内,甚至在底座到顶部的连续间之间的过渡,可以在开花时间观察到,但后来,Brix开始增加,因为谷物成熟,在茎的中间和上升部分中,留下了Brix几乎就像它一样下部。如上所述的成熟过程可能极大地受到绿叶中谷物和机械损伤的产量的影响。最大的平均brix预计在谷物的全部成熟阶段,高束性的持续性与种类或种植季节变化。 5.茎干引起的茎干的防风,节间组织含量的恶化和鸟类谷物的损坏都随着植物品种和季节而变化。

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