~(32)P示踪大豆结实期叶面供磷的效应

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大豆花荚期叶面示踪~(32)P,43~48%进入涂叶叶腋荚,余者上、下双向分配于涂叶相邻节位荚和叶片中。鼓粒期处理,荚中每百毫克干物质日均~(32)P分配百分数为花荚期平均值的5倍。在大豆产量形成时期,叶面施磷,平均增产10%。潜在产量的表达,取决于已经开始发育却由于某些原因未能继续充实的子粒,而不是子粒体积的扩大。 Soybean pod stage foliar tracing ~ (32) P, 43 ~ 48% into the leaf axils pod, the remaining two up and down two-way distribution in the adjacent node pod leaves and leaves. Drum grain processing, the pod per mg of dry matter average daily (32) P distribution percentage of flower pods average of 5 times. In the period of soybean yield formation, foliar application of phosphorus, an average yield of 10%. The expression of potential yield depends on the particle that has started to develop but for some reason has not been able to continue enriching, rather than the expansion of the particle size.
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