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黑龙江省甜菜地杂草种类繁多,分属二十科三十六种,发生普遍。60％以上杂草多发生于5月下旬至6月中旬. 1980～1983年对几种除草剂进行了不同剂量,不同施药时期、不同施药方法的研究.肯定了拿捕净(1.5公升/公顷):稳杀得(1公升/公顷);禾草灵(2～3公升/公顷)对防除稗草、野燕麦、狗尾草;甜菜灵、甜安宁对防蓼、藜、苋等阔叶杂草;匹拉杜耳防单、双子叶杂草都有显著效果并进一步研究出上述除草剂的适宜混用、配比搭配兼治单、双子叶杂草的有效方法.确认禾草灵和甜安宁(或甜菜灵),稳杀得和甜安宁(或甜菜灵),特别是拿捕净混用甜安宁(或甜菜灵)除草效果最好.
Weeds in Heilongjiang Province, a wide variety of beets, belonging to twenty-sixty-six species, the occurrence of widespread. More than 60% of the weeds occurred in late May to mid-June. From 1980 to 1983, several herbicides were studied in different dosage, different application periods and different application methods, affirming that net absorption (1.5L / Hectare, heliotrope, amaranth and other broadleaf miscellaneous leaves (hectare, hectare); steadily and steadily (1 liter / hectare) Grass; Piladir against monoclones, dicotyledonous weeds have a significant effect and further study the appropriate mix of the above herbicides, with the ratio of single and dicotyledonous weeds effective method to confirm the grass spirit and sweet peace ( Or beet spirit), stable and sweet peace of tranquility (or beet spirit), in particular, to catch the net mix of sweet peace (or beet Ling) weeding the best.