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惠安城关公社盘龙大队耕山队,遵照毛主席“绿化祖国”的教导,认真贯彻造林六项措施,在撩壕营造苦楝和扩大改造“小老头”苦楝时,就地取材,刈牡荆、胡枝子等绿肥枝叶,混土埋入穴中。它腐易,能迅速改善土壤理化,养分易被林木所吸收利用,施下半个左右月,促进幼树明显速生,枝叶青翠嫩绿,肥效持续期比化肥长,工本费比化肥低。现把牡荆等几种绿肥植物的含氮量介绍如下,供在幼林抚育中,因地制宜选择利用时参考。
Huian Chengguan commune Panlong brigade farming team, in accordance with Chairman Mao “greening the motherland,” the guidance, conscientiously implement the afforestation six measures, to create Chinache in the trench and expand the transformation of the “old man” Melia, local materials, mowing Vitex, Lespedeza and other green foliage, mixed soil buried in the hole. It rot easily, can quickly improve the soil physical and chemical, nutrients are easily absorbed by the use of trees, applied for about half a month, promote saplings significantly faster growth, green leaves and foliage, fertilizer duration longer than fertilizer, the cost of fertilizer lower than fertilizer. Now several species of green plants such as vitelline nitrogen content is introduced as follows, for young nurturing, according to local conditions, choose to use when reference.