DB 44T 437-2007 西洋菜生产技术规程

ICSB21114-2007DBDB44/T437—2007Thetechonologyrulesofthewatercressproducting2007-06-222007-09-22DB44/T437—2007IDB44/T437—200722GB4285GB/T8321GB/T18407.133.1Nasturtium.officinaleRBr.watercress143.23.3224104GB/T18407.155.15.1.1935.1.25.25.2.120cmpH5.525.2.23m30cmcm10cmDB44/T437—200735.315cm1/45.410cm15cm2cm3cm667m2750kg1000kg5.55.5.1667m21000kg5.5.27d10d667m210kg++=+15+15+155kg5d10d22cm3cm1d2d2330%1.5kg2.5kg667m212243d5d5.61cm3cm10cm5.7105d7d5.895782025d0667m25kg3kg1000kg15cm20cm66.16.2GB4285GB/T8321DB44/T437—200746.36.3.16.3.26.3.3Bt6.3.4ADB44/T437—20075A·