34results about How to "Wide application period" patented technology

This invention relates to a group of compounds [N-(2-pyrimidinyloxy) benzyl amino phenyl] sulfonamide. In the general formula as shown right, D or E = C1~C4 alkoxyl or C1~C4 halogenated alkyloxyl; X= H, halogens, nitro, C1~C8 alkyl, C1~C8 halogenated alkyl and C1~C8 alkyloxyl; R1, R2= H, halogens, nitro, phenyl, halogenated or C1~C4 alkyl-substituted phenyl or heterocyclic radical which includes pyridyl, thienyl, thiazyl and pyrimidinyl.

The invention discloses a weeding composition for preventing and treating weeds in rice fields. The weeding composition comprises active components including oxaziclomefone and indanofan in a weight ratio of 1:0.01 to 1:500, wherein the weight of the active components accounts for 1%-95% of the total weight of the weeding composition. The weeding composition can be in the form of wettable powder, water dispersible granules, a suspending agent, an oil suspending agent, a dried suspending agent, granules, emulsion oil, an emulsion in water, a microemulsion, a suspended emulsion, effervescent granules or effervescent tablets. The compounded weeding composition disclosed by the invention not only has an expanded herbicide controlling spectrum and is capable of preventing and eliminating grassy weeds, sedge weeds and broadleaf weeds at one time, but also has an obvious synergistic effect. The weeding composition disclosed by the invention has a wide range of suitable time for application, can be sprayed to pre-emergent soil and post-emergent stems and leaves, generates a small environmental influence and is quite safe to present and later crops, particularly high in safety to paddy.

The invention discloses an abacus for a sow's expected delivery date, and mainly relates to the field of sow breeding appliances. It includes a calendar plate and a gestational week plate. A cavity is arranged below each scale line inside the calendar plate, and an identification card is provided in the cavity. The identification card consists of a sliding block at the inner end and a blank card at the outer end. Composition, the width of the sliding block is larger than that of the blank card, and the two are hinged through the connecting shaft, the sliding block is slidably connected with the cavity, and the peripheral side of the calendar disc is provided with a card outlet hole communicating with the cavity, The width of the card outlet hole corresponds to the blank card, and also includes a chassis, which is also circular and is arranged on the side of the calendar disk away from the gestational period disk. connections. The beneficial effect of the present invention is that the calendar disc can be rotated for viewing, and has a compact structure, convenient use, and freely retractable labeling functions, which is beneficial to tracking, viewing and refined feeding during pregnancy.

The invention relates to a weedicide composition and an application method thereof. The composition comprises an active component A and an active component B, wherein the weight ratio of the componentA to the component B is 1:100 to 1:1; the component A is selected from a compound as shown in the following general formula: (the formula is as shown in the description); and the component B is selected from glyphosate as well as salt or ester suitable for agricultural chemistry. The weedicide composition is particularly suitable for preventing and removing weed which has tolerance or resistanceon organophosphorus weedicide, particularly the glyphosate.