A. Maguire (1962)
B. Baskin (1972)
C. Moore (1973)
D. Germ (1949)
Correct Answer: Maguire (1962) ✔
Last Updated: March 30, 2019
Related MCQs
- Who the a method of estimating seed vigour on the basis of color intensity of the stained seeds ?
- Seeds of wheat, paddy and maize showed positive correlation germination (%) and viability (%) as determined by__________?
- Who described the method of estimating seed vigor on the basis of colour intensity of stained seed__________?
- Oka (1975) has suggested that me population size suitable for maintenance and seed production of a commercial crop of a self pollinated species should be__________?
- In rice, high silicon content, in shoot confers resistance to__________?
- The total dry matter produced by a plant as a resulting photosynthesis is called__________?
- Initial vegetation that invades and occupies the area is called__________?
- The deficient level of N(%) in plants suggested by various workers is__________?
- Hot desert has mean annual temperature of__________?
- Removal of branches for forage is__________?
- Mesophytes are grown in__________?
- The technical name of janter is__________?
- Hyderabad district area is in__________?
- What is SAZDA__________?
- A warm summer and pronounced winter is called__________?
- Very hot and winterless condition is__________?
- Controlled run off, water supplies, irrigation, soil fertility is called as__________?
- When one set of vegetation follows the oilier set of vegetation with passage of time is known as__________?
- The depth of irrigation water required for the full crop period is called__________?
- EC of saline soil is equal to or greater than__________?
- The critical stages in cotton is__________?
- The movement of water in soil profile is.known as__________?
- Drip method of irrigation is not suitable to close spaced crops because__________?
- The maximum working depth of disc plow is__________?
- In country’s GDP, the cotton accounts for__________?
- A treeless arctic plan is called as__________?
- A. income farm where the operator is producing primarly his family’s needs rather than for sale is called__________?
- Pasturing system that allows short periods of heavy use followed by recover, period is called as__________?
- Precise assessment of pest pressure to evaluate Economic risk from pest infestations is called__________?
- Among the important green house gases two are found in higher concentration__________?
- Primary air polluted is__________?
- Diversity of animals and crop species in different ecosystems is called as__________?
- A process in which most of the organisms are killed is known as__________?
- The control and preservation of natural resources For present and future use is__________?
- Organisms which are genetically modified are called__________?
- The substance that an enzyme acts upon is known as__________?
- Seed bag labeled with white colour indicates__________?
- Hitting the seed with force against a hard surface to break seed dormancy is called__________?
- The value of regression and correlation is the same when the correlation between two variables is__________?
- A crop grown on residual moisture after harvesting rice is called__________?
- The given off water vapours from the surface of leaves is called__________?
- Mg in plants act as__________?
- Tensiometer is used for measuring__________?
- The contact herbicides are less effective to__________?
- Two much Mg may create deficiency for__________?
- In wheat total crop N uptake per ton of grain is about__________?
- The sever salinity problem has taken lands out of production as__________?
- Pakistan has a total forest area of about__________?
- The contribution of agriculture in the GDP of the country is__________?
- One rooting hormone occurring naturally in plant is __________?
- The systematic arrangement of soil in to groups or categories is called__________?