Introduction to duck tongue grass
The whole plant of the tongue and leaf grass of the plant, the plant of the rain tongue. Duck tongue perennial grass, 1 meters high.
Rhizome short, nearly erect. Leaves clustered or solitary, ovate to ovate lanceolate, 2 to 6 cm long, width from 1 to 5 cm, apex shortly acuminate, base rounded or slightly cordate; petiole length from 7 to 17 cm, with leaf sheaths. Raceme extracted from leaf sheath,
Flower 3 to 6 flowers stipitate; perianth campanulate, 6 - parted, almost to base, blue with red; stamens 6, there are 1 large filaments side tooth, anther base of the health, the top of crack; 3 locules, fine style.
Capsule grows egg form, grow 12 millimeter, the back of the room is cracked, seminal majority. Florescence 8 ~ September. Born in humid areas or rice fields. Summer, autumn harvest, drying. Therapeutic effect of duck tongue grass:
Duck tongue grass bitter, cool;
With Qingrejiedu effect;
Attending dysentery, enteritis, acute tonsillitis, furuncle erysipelas, etc..
This product can also be used for acute bronchitis and whooping cough.
Comprehensive treatment strategy
Annual herb. Seedling period from 5 to June, florescence in July, fruit period from 8 to September. Main weeds in paddy field. The early and middle rice fields were severely damaged, suitable for scattered light, and the growth of rice was still strong, which had a great effect on the growth of rice.
The method of combining agricultural and chemical weeding should be adopted.
Agronomic measures are mainly: one is to set up in ditch smooth, good water, irrigation and rice production environment; the two is a combination of seed treatment and removal of weed seeds, and combined with the tillage and soil preparation, soil seed destroy weeds; three is to implement regular rotation,
To reduce the occurrence of weeds; four is to improve the quality of sowing, a broadcast of the whole plant, to the grass. The chemical weeding, most places using a one-time ban, is sowing (germination) after 1 to 3 days, with 40% acres of "live green" wettable powder 60 grams,
Water 40 - 50 kg, uniform spray, when the field plate to maintain moisture. 3 days after the resumption of normal irrigation and field management. By may, if the latter still has a certain amount of weeds can be taken up in according to law.
Such as barnyardgrass, Leptochloa mainly in 3 plots, weed - 5 leaf stage, 10% daughter emulsion 50 milliliters water 30 kg, with leaves and stems for spray method. The day before the drug must be put dry water, 2 days after the drug and then return to normal management.
Such as sedges, broadleaf weeds dominated plots, in 30 days after sowing, with 10% acres of mercury WP 20 20% g two four Chloro-2 a 150 ml water mix, add water 30 kg for spray method. Irrigation management.
As the field of weeds, available 48% Bentazon agent 75 - 100 ml plus 20% two four Chloro-2 a 150 ml water mix, used for spray method.
