Rice science

Rice science

Of or relating to the science of rice cultivation.

Industry: Agriculture

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Rice science

Yield components

Agriculture; Rice science

The factors that contribute to grain yield--number of panicles per square meter, spikelets per panicle, percentage of fertile spikelets, and weight of each single grain.

The borer which attacks rice throughout its growth period. It lays its eggs near the tip of the leaf blade in oval masses of 50-200 eggs each, which hatch in 8 days. The larva is cream-colored and ...

Whorl

Agriculture; Rice science

1). A ring of similar organs arising from a node. 2). The arrangement of leaves in a circle.

Whorl maggot

Agriculture; Rice science

Hydrellia philippina, the larva of which feeds on leaves in the whorl.

Whitehead

Agriculture; Rice science

White, empty panicles resulting from the attack of stem borers that cut the lower portion of the stem. Whitehead can also be caused by drought, dry wind, or desiccation.

White tip

Agriculture; Rice science

A disease of rice caused by the nematode Aphelencoides besseyi, with symptoms consisting of chlorosis of the leaf tips which become brownish and tattered. The infected plants are stunted and produce ...

White stem borer

Agriculture; Rice science

It lays its eggs in batches of about 100 which are covered with silky greyish hairs. Incubation period is about 8 days. The larva is similar to yellow borer larva, except that it is white and reaches ...