CN103570395A - Hydroponic Doritis pulcherrima Lindl. Growth nutrient solution - Google Patents

Abstract

The invention discloses a hydroponic Doritis pulcherrima Lindl. Growth nutrient solution. The hydroponic Doritis pulcherrima Lindl. Growth nutrient solution comprises 350-950mg/L of calcium nitrate tetrahydrate, 150-620mg/L of potassium nitrate, 50-100mg/L of monopotassium phosphate, 150-500mg/L of magnesium sulfate heptahydrate, 100-160mg/L of ammonium dihydrogen phosphate, 20-35mg/L of ferrous sulfate heptahydrate, 30-50mg/L of ethylenediaminetetraacetic acid disodium salt, 2.5-4mg/L of boric acid, 1.5-3mg/L of manganese sulfate tetrahydrate, 0.1-0.3mg/L of zinc sulfate heptahydrate, 0.06-0.1mg/L of copper sulfate pentahydrate, and 0.01-0.03mg/L of ammonium molybdate tetrahydrate. Compared with clear water, the hydroponic Doritis pulcherrima Lindl. Growth nutrient solution improves a Doritis pulcherrima Lindl. abloom rate, scape length and the total number of flowers by 50%.

Description

Water planting Doritis pulcherrima growth nutrient solution

Technical field

The invention belongs to field of plant growing technology, relate to plant cultivating liquid, be specifically related to a kind of water planting Doritis pulcherrima growth nutrient solution.

Background technology

Doritis pulcherrima (Doritis pulcherrima Lind1.) is the orchid family Doritis pulcherrima platymiscium, is a kind of wild blue net that originates in China Hainan and some south east asia.All fairly good stem is very short for its flower type and plant type, the tool 3-6 piece of leaf that nearly base is raw.Green above leaf, back side pale green or lavender, Long Circle, long 5-7.5 centimetre, wide 1.5-2 centimetre, the blunt or sharp point of tip, base portion tool is the sheath of intussusception each other.Inflorescence is upright, cylindrical, outside upper leaf, reaches 38 centimetres; The thick 2.5-3 millimeter of common peduncle, dredges raw 3-4 piece of sheath; The long 3-5 millimeter of sheath, tip bevel; The long 10-13 centimetre of raceme, dredges raw several flowers; Petal sheet is little, avette, is about 3 millimeters; The long 1.3-2 centimetre of bennet and ovary; Spend common tool fragrance, open, sepal and petal lavender; Middle sepal Long Circle, is about 8 millimeters, and wide approximately 5 millimeters, tip is blunt; Side sepal is ovum shape trilateral slightly tiltedly, and long 8 millimeters, base portion deflection and wider, reaches 7 millimeters, and adhesion is in stamen post foot; Calyx capsule is conical, short and wide; The nearly obovate of petal is slightly less than middle sepal; Lip 5 splits, and the pawl of 4 millimeters is upwards grown in the bending of base portion tool; 2 pieces of the both sides tools of pawl are upright, rectangle, be about the red-brown adnation lobule of 4 millimeters, 1 piece of square corpus callosum of tool between two little side slivers; Middle sliver is large, is positioned at the end of pawl, and the raw sliver of its base is upright, and red-brown is closely semicircle, approximately 6 millimeters of length and width, tip subcircular; Top sliver lavender, thicker, excurvation slightly forward, ligule, long 5 millimeters, wide 2 millimeters, the sharp point of tip, upper mask 3-4 bar meat pleat sheet; 7 millimeters of stamen column lengths, tool is about the stamen post foot of 6 millimeters; Rostellum is long and narrow, and long 4 millimeters, 2 split.The florescence 7-8 month.

In recent years along with the enhancing of people's environmental consciousness, hydroponic flowers is as the representative of environment-friendly type flowers class, and the features such as, environmental protection clean with it, elegance are subject to welcome domestic and International Flower industry and vast flowers fan gradually.Orchid is always loved by the people, and the water planting of the orchids such as Chunlan, Bowring cattleya, butterfly orchid has been reported.

Summary of the invention

The invention provides the splendid water planting Doritis pulcherrima growth nutrient solution of a kind of effect.

Water planting Doritis pulcherrima growth nutrient solution of the present invention mainly contains following composition:

Calcium nitrate tetrahydrate 350～950mg/L, saltpetre 150～620mg/L, potassium primary phosphate 50～100mg/L, bitter salt 150～500mg/L, primary ammonium phosphate 100～160mg/L, ferrous sulfate 20～35mg/L, disodium ethylene diamine tetraacetate 30～50mg/L, boric acid 2.5～4mg/L, four anhydrous manganese 1.5～3mg/L, Zinc vitriol 0.1～0.3mg/L, Salzburg vitriol 0.06～0.1mg/L, Ammonium Molybdate Tetrahydrate 0.01～0.03mg/L.

The nutritive medium of preferred following content:

Calcium nitrate tetrahydrate 573mg/L, saltpetre 363mg/L, potassium primary phosphate 70mg/L, bitter salt 326mg/L, primary ammonium phosphate 120mg/L, ferrous sulfate 25mg/L, disodium ethylene diamine tetraacetate 40mg/L, boric acid 3.5mg/L, four anhydrous manganese 2.2mg/L, Zinc vitriol 0.2mg/L, Salzburg vitriol 0.08mg/L, Ammonium Molybdate Tetrahydrate 0.02mg/L.

Use hydroponic Doritis pulcherrima flowering rate of the present invention, scape length, flower sum all than clear water, to exceed approximately 50%.

Embodiment

Below in conjunction with embodiment, water planting Doritis pulcherrima growth nutrient solution of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.

Select plant type attractive in appearance, grow strong, without the Doritis pulcherrima greenhouse gardening seedling (being derived from tissue cultured seedling) of disease and pest, carry out water planting.First Doritis pulcherrima seedling is taken out from basin, remove cultivation matrix.Rinse root well, rotten and injured is wiped out.Then root is immersed and in 0.1% potassium permanganate solution, soak 10～15min and carry out disinfection, with tap water, wash down after root for water culture experiment.Select vial (bore 5.5cm, high 9.0cm) to make culturing bottle.Inject (irrigation underground water) nutritive medium that did not have root system 1/2～2/3.Duration of test, changes 1 nutritive medium every 7d, and sooner or later respectively stir nutritive medium 1 time every day, to keep dissolved oxygen content.Before changing nutritive medium, first with clear water, rinse plant root, and wipe out rotten root; Useless nutritive medium in water planting container is outwelled and after rinsing well inside and outside water planting container, then added new nutritive medium, put plant well.Management afterwards so repeats.When high the or water evaporation quantity of temperature degree on the same day is excessive, in time to Additional nutrient solution in bottle, to keep root to be immersed in water planting liquid.

Embodiment 1

Prepare the nutritive medium of following content: calcium nitrate tetrahydrate 350mg/L, saltpetre 150mg/L, potassium primary phosphate 50mg/L, bitter salt 150mg/L, primary ammonium phosphate 100mg/L, ferrous sulfate 20mg/L, disodium ethylene diamine tetraacetate 30mg/L, boric acid 2.5mg/L, four anhydrous manganese 1.5mg/L, Zinc vitriol 0.1mg/L, Salzburg vitriol 0.06mg/L, Ammonium Molybdate Tetrahydrate 0.01mg/L, imposes this nutritive medium according to the mode of above-mentioned water planting Doritis pulcherrima.

Embodiment 2

Prepare the nutritive medium of following content: calcium nitrate tetrahydrate 950mg/L, saltpetre 620mg/L, potassium primary phosphate 100mg/L, bitter salt 500mg/L, primary ammonium phosphate 160mg/L, ferrous sulfate 35mg/L, disodium ethylene diamine tetraacetate 50mg/L, boric acid 4mg/L, four anhydrous manganese 3mg/L, Zinc vitriol 0.3mg/L, Salzburg vitriol 0.1mg/L, Ammonium Molybdate Tetrahydrate 0.03mg/L, imposes this nutritive medium according to the mode of above-mentioned water planting Doritis pulcherrima.

Embodiment 3

Prepare the nutritive medium of following content: calcium nitrate tetrahydrate 573mg/L, saltpetre 363mg/L, potassium primary phosphate 70mg/L, bitter salt 326mg/L, primary ammonium phosphate 120mg/L, ferrous sulfate 25mg/L, disodium ethylene diamine tetraacetate 40mg/L, boric acid 3.5mg/L, four anhydrous manganese 2.2mg/L, Zinc vitriol 0.2mg/L, Salzburg vitriol 0.08mg/L, Ammonium Molybdate Tetrahydrate 0.02mg/L, imposes this nutritive medium according to the mode of above-mentioned water planting Doritis pulcherrima.

Use hydroponic Doritis pulcherrima flowering rate of the present invention, scape length, flower sum all than clear water, to exceed approximately 50%.

Claims (2)

1. a water planting Doritis pulcherrima growth nutrient solution, mainly contains following composition:

Calcium nitrate tetrahydrate 350～950mg/L, saltpetre 150～620mg/L, potassium primary phosphate 50～100mg/L, bitter salt 150～500mg/L, primary ammonium phosphate 100～160mg/L, ferrous sulfate 20～35mg/L, disodium ethylene diamine tetraacetate 30～50mg/L, boric acid 2.5～4mg/L, four anhydrous manganese 1.5～3mg/L, Zinc vitriol 0.1～0.3mg/L, Salzburg vitriol 0.06～0.1mg/L, Ammonium Molybdate Tetrahydrate 0.01～0.03mg/L.

2. water planting Doritis pulcherrima growth nutrient solution according to claim 1, is characterized in that, mainly contains following composition:

Calcium nitrate tetrahydrate 573mg/L, saltpetre 363mg/L, potassium primary phosphate 70mg/L, bitter salt 326mg/L, primary ammonium phosphate 120mg/L, ferrous sulfate 25mg/L, disodium ethylene diamine tetraacetate 40mg/L, boric acid 3.5mg/L, four anhydrous manganese 2.2mg/L, Zinc vitriol 0.2mg/L, Salzburg vitriol 0.08mg/L, Ammonium Molybdate Tetrahydrate 0.02mg/L.