Description : BIPOLARIS is used to control weed
Last Answer : Ans.Johnson grass
Description : The most dominant aquatic weed Eichhornia crassipes is controlled by
Last Answer : Ans.Neochetina bruchi
Description : First biologically controlled weed is
Last Answer : Ans.Lantana camara
Description : Which of the following weed having herbicide resistance?
Last Answer : Ans.Avena fatua
Description : Stale seed bed technique of weed control is a
Last Answer : Ans.Cultural method
Description : The practice of flushing out germinable weed seeds before crop sowing is called
Last Answer : Ans.Stale seed bed
Description : What is the Critical Period of Crop-Weed Competition for sugarcane?
Last Answer : Ans.30-120 DAS
Description : What is the Critical Period of Crop-Weed Competition for Upland rice condition?
Last Answer : Ans.Entire period of crop growth
Description : What is the Critical Period of Crop-Weed Competition for transplanted rice?
Last Answer : Ans.30-45 DAS
Description : Which of the following stages of a crop are more prone to weed competition?
Last Answer : Ans.Germination to seedling
Description : The total stem parasitic weed of Lucerne?
Last Answer : Ans.Cuscuta spp
Description : The total root parasitic weed of Tobacco?
Last Answer : Ans.Orabanchi spp.
Description : Semi stem parasitic weed of Mango?
Last Answer : Ans.Loranthus spp.
Description : Semi root parasitic weed of Sorghum and Sugarcane?
Last Answer : Ans.Striga spp.
Description : Undesirable, troublesome weed difficult to control
Last Answer : Ans.Noxious weed
Description : Problematic weed, whose seed once mixed with crop seed is extremely difficult to separate?
Last Answer : Ans.Objectionable weed
Description : Cropped along with wild land weed are known as?
Last Answer : Ans.Facultative weeds
Description : Stem parasitic weed of lucerne is
Last Answer : Ans.Cuscuta reflexa (Doddar)
Description : The objectionable weed of berseem is
Last Answer : Ans.Kasini (Chicorium intybus)
Description : Grassy weed in barley field can be effectively controlled by
Last Answer : Ans.Both Isoproturon and 2,4-D
Description : Objectionable weed of wheat
Last Answer : Ans.Convolvulus arvensis
Description : Most dominated weed species in rice field is
Last Answer : Ans.Echinochloa spp.
Description : Weed caused relatively more loss in rice productivity, when it is
Last Answer : Ans.Direct seeded
Description : The artificial application of water to supply moisture essential to plant growth is termed as
Last Answer : Ans.Irrigation
Description : Growth retardant type antitranspirents is
Last Answer : Ans.Cycocel (CCC) (VIII) Weed Management
Description : The quantity of water needed for normal crop growth and yield in a period of time to a place and may be supplied by precipitation or by irrigation or by both.
Last Answer : Ans.Water requirement of a crop
Description : Such crops have different growth habits and zero competition to each other.
Last Answer : Ans.Parallel cropping
Description : Potato crop favours the soil for best growth
Last Answer : Ans.Sandy loam soil
Description : Optimum temperature for sugarcane growth
Last Answer : Ans.21-27°C
Description : Optimum temperature for good rice crop growth is
Last Answer : Ans.30-320C
Description : An ideal condition of soil for crop growth?
Last Answer : Ans.Seed-bed
Description : Important quality of bioagents a). Attack only host plant b). Free from predators/parasites and quick adoption to new environment c). Able to kill reproductive parts of weed d). All of these
Last Answer : d). All of these
Description : Which of the following is a indicator plant for the bioassay of Atrazine?
Last Answer : Ans.Soybean
Description : An unwanted plant, growing where it is not desired?
Last Answer : Ans.Weed
Description : The simplest way of adaptation of plant to drought is
Last Answer : Ans.Evasion
Description : The quantity of water (gm) necessary for a plant to produce 1 kg of dry matter is known as
Last Answer : Ans.Transpiration coefficient
Description : A method of plant analysis for assessing nutrient requirement in sugarcane is
Last Answer : Ans.Crop Logging
Description : Which part of the cotton plant contains lint and fuzz?
Last Answer : Ans.Hemp
Description : The recommended spacing between row to row and plant to plant of sunflower?
Last Answer : Ans.50 cm x 20 cm
Description : Under SRI method, rice plant is transplanted at
Last Answer : Ans.10-12 DAS (Days After Sowing)
Description : Normally rice plant is transplanted at
Last Answer : Ans.21-25 days after sowing (3-4 leaf stage)
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 : Which of the weed act as alternate host on gram caterpillar of redgram? a). Amaranthus b). Datura c). Both a and b d). None of these
Last Answer : c). Both a and b
Description : Aquatic weed act as alternate host and vectors of malaria, yellow and dengue fever is a). Water lettuce b). Salvinia c). Alligator weed d). All of these
Description : Factors affecting weed-crop interference are a). Period of weed growth b). Soil and climate influence c). Plant species effects d). All
Last Answer : d). All
Description : The total depth of water (cm) required y a crop during its duration in the field
Last Answer : Ans.Delta
Description : When the productions of both inter crops is equal to that of its solid planting.
Last Answer : Ans.Companion cropping
Description : The cropping pattern used on a farm and its interactions with farm resources, other farm enterprises and available technology which determine their makeup is called as
Last Answer : Ans.Cropping system
Description : The full form of LEISA is
Last Answer : Ans.Low External Input Sustainable Agriculture
Description : The crop grown on degraded land for improvement is called
Last Answer : Ans.Conservation crop