Active ingredient

a chemical used for kiliing shrubs or bushes or trees

Alian weed

weed not native to our country

annual

a palnt which grow from seed and complete its life cycle and dies during same season

A' Line

This is a male sterile parent used for production of hybrid seed in case of maze.

Abnormal seedlings

It refers to the those seedlings which fail to develop into healthy and normal palnt even after provinding all the ideal condition needed for growth and development of plant

alluvial soil

a soil developing from recently depositedgravel ,sand ,soilsilt,cay,mineral in a varied mixturesby streams.

Acid soil

Soil having acidic reaction of ph below ph 7'0due to leaching of the soluble salt from the soil are called called as acidic soil

Achene

A small,dry ,hard ,one chambered and one seeded indehiscen fruit like buckwheat,lettuce, etc

Additives

Filler or conditioner which is added to the fertilizer for making the bulk and improving the physical condition of fertilizer for making the bulk and improving the physical condition of the fertilizer.

Agrostology

lt is the science which deals with the study of grasses, their classification management and utilization

Allelopathy:

Biochemical interaction among plants both deterimental and beneficial more often used in daterimental sense).

Aileopathy

phenomenon of one plant having dterimental effect on another through the production of chemical compound like cumarine

Arid Climate

Extremely dry climate with an annual average rainfall usually less than 250 mn and generally rainfall is well evapotranspiration demand of atmosphere

Antidote (Safener)

Substance capable of antagonising specific herbicide phytotoxicity to plant

Apophytes

Weeds species that grow primarily in wild communities but often escape to culltivated fields eg., Cactus.

Anti-nulritional Factors

Ingredients of food grans, available in small quantities, harming theuser's metabolism in one way or others.

Air Curing in Tobacco

Allowing the harvested mature tobacco leaves to dry in air either undershade or in sunlight Usually it requires a good ventilation between leaves.

Arrowing:

Refers to the process of emergence of inflorescence of sugarcane.

Alley Cropping

Farming system in which arable crops are grown in alleys formed by trees/shrubs, established mainly to hasten the soil fertility restoration:

Axillary Bearing Habit

When the flowers and fruits are borne on is said to have axillary hearing habit e.g., cotton