Abstract: The study was carried out to make clear the process of yield incre-ase of seedling with tiller in Kunming District,using the data of theexperiments performed at Hai Loom Dai in Kunming from 1978～1981 un-der the same cultural condition,with a four year’s comparison,investi-gation and statistical analysis in seedling with tiller,the main resultsobtained are summarized as follows:1.The present paper briefly considers the colonial morphological chara-cters based upon the single observation of the seedling with ...