Corn kernels or seeds vary in size and shape in different kinds and varieties. They may be only an eighth inch long and near round in popcorn to a half inch long and a flattened-cylinder shape in some other kinds.
What is shape of leaf apex of maize?
Leaves are simple with entire margin, quite large, linear in shape and arranged alternately. The arrangement is distichous or 2-ranked. They have sheathing leaf-base surrounding a part of internode above. Membranous ligule is present at the junction of base and blade.
What is the shape of maize plant?
The flat shape for all seed sizes surpassed the round shape , particularly small and medium sizes when planting at 6 cm depth which had a significant difference between the both shapes. Seed emergence percentage for small flat and small round was 81.3 and 78.3%, respectively.
Is the maize plant stem big or small?
The maize stem varies in height from less than 0,6m in some genotypes to more than 5m in others . It is cylindrical, solid and clearly divided into nodes and internodes. Nodes hold the leaves and internodes are the spaces in between. A maize stem may have eight to 21 internodes.
What type of leaf is maize?
The maize leaf is composed of a stem-gripping proximal sheath and a long distal blade joined together by an auricle and membranous ligule . This hinge-like region allows the blade and supporting midrib to bend away from the stem, thereby affecting plant architecture and yield.
What is the leaf venation of corn?
This corn leaf is typical of monocot leaves with their characteristic parallel venation . You can tell that the venation is parallel because the veins are all shown in nice cross section.
Is maize leaf simple or compound?
Simple leaves consist of a single blade such as those in corn, rice, banana, and mango whereas compound leaves have a blade that is separated into two or more parts on a common petiole, such as those in palms (e.g. coconut and African oil palm), legumes (e.g. soybean and peanut), malunggay or Moringa tree, and many ...
What are the difference between maize and mango in terms of shape of leaves?
➡️Mango is a Dicotyledonous plant. So, the leaves of mango have reticulate venation . ... ➡️Maize is a monocotyledonous plant. so , the leaves of maize have parallel venation.
What is Glume in maize?
glume. Definitions. Each spikelet in either of the inflorescences in Zea is subtended by a pair of leaf-like (bract-like) structures, called glumes, at its base. The two glumes are referred to as the lower glume and the upper glume. The spikelet is the basic unit of the grass inflorescence.
Does maize have a petiole?
in a maize plant ,Blade is the flat part of the leaf which absorbs light. The blade is directly attached to a stem at its base or in the narrow stack called a petiole where the blade is attached to the stem .
Does maize need a lot of water?
1. The crop type has an influence on the daily water needs of a fully grown crop; i.e. the peak daily water needs: a fully developed maize crop will need more water per day than a fully developed crop of onions. 2. The crop type has an influence on the duration of the total growing season of the crop.
What is the recommended spacing for maize?
| Region Spacing Density (plants per ha) | Medium 75 x 30cm 1 plant/hill (pure stand) 75 x 60cm 2 plants/hill (intercrop) 44,444 44,444 | Dry land and coastal 90 x 30cm 1 plant/hill (pure stand) 90x 60cm 2 plants/hill (intercrop) 37,850 37,850 |
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Is maize and corn same?
Corn and maize are simply two different terms used by different regions to describe one of the most versatile and essential grain crops. Corn is mainly used in North America, however in the UK and other parts of the world, maize is more commonly used.
What is the inflorescence of maize?
Inflorescence: The maize plant is monoecious, bearing male flowers in the tassel and female flowers on the lateral ear shoots of the same plant . The male spikelets are arranged in terminal panicled like spike like racemose.
What are the characteristics of maize?
Maize is a tall, determinate, annual C4 plant varying in height from <1 to >4 meters producing large, narrow, opposing leaves, borne alternately along the length of a solid stem.
What type of pollination occurs in maize?
Maize is predominantly cross pollinated . Wind pollination (Anemophily) is the general rule. Pollination by insects also takes place to certain extent.
