The critical period for weed control in cotton is ______.
Which herbicide application method is most effective for deep-rooted and perennial weeds?
The effect of crop-weed competition is generally ______.
Which of the following is NOT a symptom of pre-emergence herbicide damage?
2,4-D herbicide is used for ______.
DR BIO SEDGE bioherbicide is used for which weed?
Which of the following is NOT a non-selective herbicide?
Clodinafop belongs to which chemical group of herbicides?
Imazethapyr is mainly used for the ______ crop.
In herbicide toxicity labeling, the color of the triangle for moderate toxicity is ______.
Statement 1: The chemical group of pendimethalin is dinitroanilines. Statement 2: 2,4,5-T and TCA belong to the chlorophenoxy herbicides chemical group.
The acute oral toxicity (LD<sub>50</sub>) for the highly toxic category of herbicides is ______.
Neochetina spp. is a bioagent for ______.
Statement 1: Devine is made up of Phytophthora palmivora. Statement 2: Echinochloa is a target 🎯 weed for VELGO bioherbicide.
Statement 1: A lower seed rate increases Avena fatua competition in wheat 🌾 . Statement 2: Criss-cross sowing in wheat uses a spacing of 22.5 mm.
The trade name of Nitrofen is ______.
Crocidosema lantana is a bioagent for which weed?
Statement 1: Bactra verutana is a bioagent for Cyperus rotundus. Statement 2: Rhizoctonia solani is a bioagent for Eichhornia crassipes.
Butachlor is a ______ herbicide for rice.
Statement 1: Post-emergence herbicides are applied 30-40 DAS. Statement 2: Fallow application of herbicide occurs > 10 days after sowing.
Statement 1: Pendimethalin controls both annual grasses & broadleaf weeds (BLWs). Statement 2: The trade name of metolachlor is Dual.
For Phalaris minor & Avena fatua control, isoproturon herbicide is applied ______ days after sowing.
Statement 1: Trifluralin herbicide inhibits DNA synthesis. Statement 2: Carbamate group herbicides inhibit cell division.
Geological erosion takes place ______.
Weed competition causes the maximum reduction in yield (%) in which vegetable crop?
Ronstar is the trade name of which herbicide?
Statement 1: Plantguard is the trade name of 2,4-D. Statement 2: Goal is a trade name of sulfosulfuron.
Which of the following herbicides has a mode of action of microtubule assembly inhibition?
______ of target plants due to the different chemicals exuded by weeds or crops is known as allelopathy.
The length of slope (%) in class IV land is ______.