The present disclosure is directed to a wood fibre mat for use as a plant substrate including wood fibres, and at least one polar liquid absorbing agent, and a biodegradable binder consisting of polylactic acid fibres and at least one starch. The disclosure also relates to processes for its production.

A three-dimensional shape information generating system, a three-dimensional shape forming apparatus, a three-dimensional shape information generating method, and a program, each of which is capable of forming a three-dimensional-shaped object that has an arbitrary outer shape and is used to cultivate plants.

A three-dimensional shape information generating system, a three-dimensional shape forming apparatus, a three-dimensional shape information generating method, and a program, each of which is capable of forming a three-dimensional-shaped object that has an arbitrary outer shape and is used to cultivate plants.

A plant growth media composition, articles made therefrom, and methods of making and using the same are described. The plant growth media composition includes a combination of one or more plant growth substrate materials and an additive such as cellulose fibers, clay, carrageenan, alginate, chitosan, or combinations thereof.

A method for reducing salinity stress symptoms in a seed plant, comprising the step of adding carbon-based nanomaterials into a salinity growth medium in which the seed plant is cultivated, the salinity growth medium is in a salinity condition which causes the seed plant cultivated in the growth medium demonstrates the salinity stress symptom.

A modular hydroponic tower array fixture system for the growth of organisms such as plants and fungi on arrays of hydroponic towers, allowing for the insertion and removal of individual towers from the array, is provided. Methods for the production of organisms such as plants and fungi using a modular hydroponic tower array fixture system are also provided herein.

A hydroponic growing medium (39) comprising a three-dimensional self-supporting substrate (39) having a dry bulk density of about 1.8 lb/ft.sup.3 (28.83 kg/m.sup.3) to 10 lb/ft.sup.3 (160.185 kg/m.sup.3) and including at least about 2 to 10 weight % of a man-made fiber portion (24) and at least about 90 to 98 weight % of a natural fiber portion (22) having wood fiber, based on the total weight of the hydroponic growing medium (39).

A nutrient medium for the cultivation of plants, containing (a) 3 g/l to 18 g/l agar and (b) 0.5 g/l to 3 g/l carrageenan, as well as plant plugs which contain such a nutrient medium, a method for the production of the plant plugs, and a method for the automated or semi-automated cultivation of plants using the plant plugs.

A nutrient medium for the cultivation of plants, containing (a) 3 g/l to 18 g/l agar and (b) 0.5 g/l to 3 g/l carrageenan, as well as plant plugs which contain such a nutrient medium, a method for the production of the plant plugs, and a method for the automated or semi-automated cultivation of plants using the plant plugs.

Described herein are compositions and methods relating to functionalized sands or soils.