1.开水浸泡法取有代表性的种子样品100粒或200粒,放入杯里,然后将开水倒入杯内,边倒边搅拌,使棉籽充分着水浸湿,再将杯口盖好,等20分钟后揭盖,这时棉籽好坏十分明显,沥干杯内的水,把棉籽摊在台上分拣,计算棉种健子率百分数。健子率在70%以上的可以作种。 2.高温催芽法随机取具有代表性的棉籽样品,然后在该样品中取100粒做试验。分成二个重复。在试验前必须 1 boiling water method to take a representative of the seed sample 100 or 200, into the cup, and then pour boiling water into the cup, while pouring edge stirring, cottonseed full of water soaked, and then cup cover , 20 minutes later, when the cover was uncovered, cottonseed was very good or bad, drained the cup of water, the cottonseed stand on the stage sorting, counting cotton seed percentage rate of health. Health rate of 70% or more can be used as seed. 2. High-temperature germination randomly selected representative of cottonseed samples, and then take 100 samples in the sample to do the test. Divided into two repetitions. Must be before testing