论文部分内容阅读
1清水淋洗多数化学药剂都不耐水冲刷,如果发现用药不当,可立即用清水对着茎叶反复喷洗,以冲去残留在棉株表面的药剂,减轻药害;冲洗时,喷雾器的气压要足,喷洒的水量要大。2灌水洗土对于采用土壤施药的棉田和一些除草剂引起的药害,可立即灌水洗土,将残留药剂淋入土壤深层。3及时补肥一般对产生叶部药斑、叶缘焦枯、植株黄化等症状的药害,增施肥料或叶面喷施绿风95、高美
A water rinse most chemicals are not water scouring, if you find that improper use of drugs, you can immediately water against the stems and leaves repeatedly sparging to wash away the residual surface of the cotton plant agents to reduce injury; irrigation, pressure sprayer To be enough, spray the water to be large. 2 irrigated soil washing For the use of cotton soil and herbicides caused by pesticide damage, irrigation can wash soil immediately, the remnants of the agent into the soil deep. 3 timely make fertilizer generally produce leaf spot, leaf edge scorch, plant yellowing and other symptoms of phytotoxicity, fertilizer or foliar application of green wind 95, the United States and the United States