闽育1号小叶萍特征特性及栽培技术

Characteristics and Cultivation Techniques of A.microphylla 'Minyu No.1'

闽育1号小叶萍是由福建省农业科学院农业生态研究所利用有性杂交育种(以小叶萍为母本、细绿萍为父本)选育而成的红萍新品种。其生长特征特性为植株多边形,平面浮生或斜立浮生于水面,萍体大小为10mm×20mm,背叶长椭圆形,背叶表面突起细短,腹叶白或绿,抗寒性强、抗热性强、耐盐性强,生长速度快,产萍量大;其品种干物质营养成分含量为粗蛋白26.3%、粗脂肪16.0%、粗纤维11.2%、粗灰分13.6%、酸性洗涤纤维36.9%、中性洗涤纤维50.3%;并总结其主要的栽培技术要点。

A.microphylla ＇Minyu No.1＇which developed by the Agricultural Ecology Institute of Fujian Academy of Agricultural Sciences is a new hybrid Azollabreed with A.microphyllaas female parent and A.filiculoides as male parent.The growth characteristics of＇Minyu No.1＇were：polygon plant type,plane floating or slant floating on the water surface,the size of the Azolla frond is 10 mm×20 mm,upper lobes are long elliptical,the epidermis cells of the upper lobes are short,the lower lobes are white or pale-green,and it has strong cold-resistance,heat-resistance and salt-resistance,fast growing speed,large biomass production.The nutrition ingredients in dry matter of this breed were coarse protein 26.3%,crude fat 16%,crude fiber 11.2%,crude ash 13.6%,acid washing fiber 36.9%and neutral detergent fiber 50.3%.And its main cultivation techniques were summarized in this paper.