The herbicides applied 1-4 days after sowing are comes under

1 Answer

Answer :

Ans.Pre-emergence herbicides.

Related questions

Description : The herbicides applied 1 day before sowing/planting or just are comes under

Last Answer : Ans.Pre-plant incorporated (PPI) herbicides.

Description : The herbicides applied 30-40 DAS are comes under

Last Answer : Ans.Post-emergence herbicides.

Description : Permanent roots of wheat, appeared after 20-22 days of sowing?

Last Answer : Ans.Crown roots

Description : Herbicides are not used in dust formulation because of

Last Answer : Ans.Drifting hazards

Description : The example of POST herbicides are

Last Answer : Ans.2, 4-D, Diquat, Paraquat, Isoproturon, Fenoxaprop-ethyl, Sulfosulfuron, Chlorimuronethyl etc.

Description : The example of PRE herbicides are

Last Answer : Ans.Simazine, Atrazin, Alachlor, Butachlor, Nitrofen, Pendimethalin etc.

Description : The example of PPI herbicides are

Last Answer : Ans.Fluchloralin, Alachlor, Trifluralin etc.

Description : Most commonly used herbicides in sugarcane are

Last Answer : Ans.Simazine, Atrazine and Alachlor

Description : The practice of flushing out germinable weed seeds before crop sowing is called

Last Answer : Ans.Stale seed bed

Description : Tuber for selected for potato sowing should have

Last Answer : Ans.At least 3 buds, 2.5-3 cm diameter with 25-30 gm weight.

Description : Sowing of berseem crop is done by

Last Answer : Ans.Broadcasting

Description : Best sowing time of rabi sunflower is

Last Answer : Ans.November 1 st to 2 nd week

Description : The sowing time of late maturing pigeonpea is

Last Answer : Ans.1 st week of July

Description : The optimum time of sowing of chickpea is?

Last Answer : Ans.15 th to 20 th October

Description : The variety best suited for sowing in Rainfed areas?

Last Answer : Ans.C-306, Sujata, Shera, Mukta

Description : Sowing depth of dwarf wheat is directly depend upon

Last Answer : Ans.Length of coleoptyle

Description : The optimum temperature range for sowing of wheat crop

Last Answer : Ans.20 to 25°C

Description : Sowing of paddy in January-Feb and harvesting in April-May is called as

Last Answer : Ans.Boro/Summer/Spring

Description : Sowing of paddy in June-July and harvesting in October is called as

Last Answer : Ans.Aman/Kharif/Aghani

Description : Sowing of paddy in April-May and harvesting in August-Sept. is called as

Last Answer : Ans.Aus/Autumn/Pre kharif paddy

Description : Optimum depth of sowing for most of field crops

Last Answer : Ans.3-5 cm

Description : Optimum time of sowing for Kharif crop

Last Answer : Ans.June-July

Description : In Wheat Crown root initiation stage comes —- days after sowing a. 21 b. 11 c. 31 d. 41

Last Answer : a. 21

Description : Micro irrigation method, in which water is applied as drop form through emitters

Last Answer : Ans.Drip method

Description : Pressure, applied in sprinkler irrigation system

Last Answer : Ans.>2.5 bar

Description : Micro irrigation method, in which water is applied as spray

Last Answer : Ans.Sprinkler method

Description : Irrigation is applied to the crop at

Last Answer : Ans.50%soil moisture depletion stage

Description : The percentage of applied irrigation water stored in the soil and made available for consumptive use by the crop

Last Answer : Ans.Irrigation Efficiency

Description : In low land rice, fertilizer is applied in

Last Answer : Ans.Reduced zone only

Description : Butachlor has to be applied to control weeds in upland rice at a). Immediately after sowing b). 2 DAS c). 6-8 DAS d). 15 DAS

Last Answer : d). 15 DAS

Description : To manage grassy weed flora in barley which of the herbicides is to be applied a). Pendimethalin b). Isoproturon c). a and b d). Metsulfuron

Last Answer : c). a and b

Description : To manage mixed weed flora in barley which of the herbicides is to be applied a).2,4-D b). Isoproturon c). a and b as tank mix d). None of these

Last Answer : c). a and b as tank mix

Description : Which of the following pre-emergence her bicides can be applied with herbicides that have efficacy with emerged weeds a). Chloracitamide b). Thiocarbamates c). Dinitroanilines d). All

Last Answer : d). All

Description : Herbicides prone to photodecomposition such as Trifluralin, monuron, chloramben and PCP should be applied in a). Morning b). Evening c). Afternoon d). all

Last Answer : b). Evening

Description : Which herbicide is pre - plant applied herbicides ? a). Dalapon b). 2,4-D c). Alachlor d). All

Last Answer : a). Dalapon

Description : Change in molecular structure of applied herbicides inside the plant is known as a). Conjugation b). Metabolism c). Reverse metabolism d). Degradation

Last Answer : b). Metabolism

Description : The seed of succeeding crops is sown broadcast at 10 to 15 days before harvesting rice crop?

Last Answer : Ans.Paira/Utera Crops

Description : Which crop rotation under dryland situation will be more remunerative?

Last Answer : Ans.Sesamum-gram

Description : The crop sown under condition of early onset of monsoon

Last Answer : Ans.Pearlmillet and Sesamum

Description : The alternate crops recommended to sow under late onset of monsoon

Last Answer : Ans.Castor, Greengram, Cowpea, Sunflower etc.

Description : The water, that moves downward freely under the influence of gravity (< 1/3 bar) beyond the root zone

Last Answer : Ans.Gravitational water

Description : “Relative land area under sole crop required to produce the same yield as obtained under a mixed or intercropping system at the same level of management is termed as

Last Answer : Ans.Land equivalent ratio (LER)

Description : If the fiber length of a cotton hybrid variety is 25 mm, it classified under

Last Answer : Ans.Long staple cotton

Description : Under SRI method, rice plant is transplanted at

Last Answer : Ans.10-12 DAS (Days After Sowing)

Description : The amount of soil moisture or water content held in soil after excess water has drained away is called

Last Answer : Ans.Field capacity (FC)

Description : The flow of excess water from the field after saturation of soil.

Last Answer : Ans.Runoff

Description : The good physical condition of soil after tillage is

Last Answer : Ans.Tilth

Description : The development stage of a plant after which no further increase in dry matter occurs in the economic part is known as

Last Answer : Ans.Physiological maturity (II) Modern Concepts of Tillage

Description : The crops leave the field exhaustive after growing?

Last Answer : Ans.Exhaustive Crops

Description : When the weeds are under pressure, the herbicides enter the leaf a). less readily b). more readily c). do not enter d). entry not affected

Last Answer : a). less readily