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由以色列海法化学制品有限公司(Haifa Che-mical Ltd Israel)生产的钾宝,是一种纯净高效的双元素肥料,所含全部成分为作物生长必须营养元素:46％的氧化钾和13％的氯。从1992年起,我们开始应用钾宝在上海郊区多种蔬菜、瓜果和经济作物上进行肥效试验。本文主要论述钾宝在甘蓝和青花菜上的施用效果。
Potassium balsam, produced by Haifa Che-mical Ltd Israel, is a pure and efficient two-element fertilizer consisting of all of the essential nutrient elements for crop growth: 46% potassium oxide and 13% Of chlorine. Since 1992, we have started to use potassium chloride to test fertilizer efficiency on a variety of vegetables, fruits and cash crops in the suburbs of Shanghai. This article mainly discusses the effect of potassium chloride on cabbage and broccoli.