岩溶地区由于岩石漏水,造成土壤干旱严重,致使农作物经常缺水缺肥,影响果树的生产。
It is serious soil arid in Karst areas because of leaking of water from the rock. Deficiency of water and fertilizer, it has influence on the production of the fruit tree.
由于岩石边坡缺土、缺水、缺肥,生态条件十分恶劣,因此在岩石边坡上栽树、种草的难度相当大。
Because of the lack of soil, water, fertilize and hard ecological conditions in rock slope, there are lots of difficulties when planting trees or grasses on the slope.
硫需求总量将会继续增加,因为世界磷肥生产不断扩大以及矫正世界和中国日益增长的缺硫而使硫肥需求量增加。
Total sulfur demand is expected to increase primarily for phosphate fertilizer manufacturing, in addition to sulfur fertilizers required to correct growing deficiencies in China and worldwide.
本发明提供了一种治理冶金锰渣灰的方法,并生产出可以矫治土壤缺素、节肥增产、提高品质的锰硅肥。
This invention provides a method to treat metallurgical manganese slag ash and to produce manganese silicon fertilizer for rectifying the lack element in soil saving fertilizer and increasing yield.
本文介绍了袋装控释铁肥压根法矫治桃树缺铁黄叶病的效果。
This paper introduced the effect of correcting iron deficiency disease on the peach trees with the methed of controlled the release iron fertilizer to the roots.
本文介绍了袋装控释铁肥压根法矫治桃树缺铁黄叶病的效果。
This paper introduced the effect of correcting iron deficiency disease on the peach trees with the methed of controlled the release iron fertilizer to the roots.
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