美国俄勒冈州位于美国西北部,是美国牧草和草坪草生产的“金色地带”。吴拉马特山谷是草种的集中产地。下面就其草坪草种子生产的要点简述如下: 1.最重要是种子种地的准备工作。种子田应不包含任何杂物及其它植物遗体。土壤一般不需灭菌,但在下种时不能有别的杂草,当然如能灭菌则更佳。 Located in the northwestern United States, Oregon is the “golden zone” for the production of grass and lawn grass in the United States. Wuramaat Valley is the concentrated source of grass species. The following is a summary of the main points of turfgrass seed production: 1. The most important is seed preparation. Seed fields should not contain any debris and other plant remains. Soil generally do not need to be sterilized, but in the next species can not have other weeds, of course, if sterilization is better.