川东北及川西南稻种资源考察

AN INVESTIGATION ON RICE GERMPLASMIC RESOURCES IN NORTHEAST AND SOUTHWEST SICHUAN PROVINCE

通过对川东北及川西南的稻种资源考察,搜集到272份,对其进行分类整理和鉴定,编入考察资源目录261份,它们分属粳中水粘、粳中水糯,籼中粘和籼中水糯等8种类型。本人概述了261份种质材料的类型,分布及其主要农艺与植物学特征特性,并提出进一步评价与利用的建议。

272 rice germplasmic resources were collected from northeast and southwest Sichuan Province- Among them,261 entered in catalog of varieties. Based on the classification and identification,these varieties may be divided into 8 types including japonica- mid - ripe -nonglutinous lowland rice.indica- mid -ripe -glutinous- lowland rice,indica -mid -ripe-nonglu tious - lowland rice and indica -mid -ripe- glutinous -lowland rice, etc. The types,distribution and main characters of a gronomy and botany were outlined in this papper. Suggestions about appreciation and application were also given.