The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 1995
Filed:
Aug. 03, 1993
Kinya Ogawa, Kawasaki, JP;
Yoichi Hirasawa, Higashikurume, JP;
Shin-Etsu Chemical Co. Ltd., Tokyo, JP;
Abstract
A soil block for pot plant cultivation having a water-retentive layer, a hydrophobic layer above it, and a soil layer above that is provided. The water-retentive layer may consist of a sand layer, a water layer or a sand layer retaining water. The hydrophobic layer may consist of hydrophobic particles which are sand and/or dirt particles treated with a water-repellent agent, a water-repellent membrane including nonwoven fabric, woven fabric or knitted fabric treated with a water-repellent agent, or such. According to the method of cultivating pot plants, the pot plants are planted in the soil layer, which is the upper layer in the soil block for pot plant cultivation, and water is supplied to maintain the water content in the water-retentive layer at a constant level.