在当前,推广植物生长调节剂中的一个突出问题是常常过高地估计植物生长调节剂的作用,而忽视对其有效使用条件的了解,有时非但没有效果,甚至对作物造成危害。因此,要想提高植物生长调节剂的应用效果,需注意以下四个问题。一、必须与栽培措施相结合植物生长调节剂是一种生长调节物质,不是营养物质,决不能代替肥料,也不能代替其它农业技术措施。如乙烯利处理黄瓜,虽能多开雌花、多结瓜,但在肥 At present, one of the outstanding problems in popularizing plant growth regulators is that it is often overestimated the role of plant growth regulators, ignoring their understanding of the conditions of their effective use, and sometimes not only with no effect, but even harms the crops. Therefore, in order to improve the application effect of plant growth regulator, pay attention to the following four questions. First, we must combine with the cultivation of plant growth regulators is a growth regulator, not a nutrient, must not replace fertilizers, nor can it replace other agricultural technical measures. Such as ethephon cucumber, although more open female flowers, and more knot melon, but in fat