This expansion has been due to the movement of infested planting material.

Planting material should always come from unflowered portions of the vine.

Healthy, certified 'disease free' sugarcane sets are suggested as planting material.

This method is preferred since it ensures disease-free planting material.

It was first found in California between 1868 and 1875, apparently brought there on planting material imported from Australia.

Money is being raised through memberships and special events, and there have been donations of planting materials.

There should be a thorough inspection of planting material for scale and other insects before it is introduced into a greenhouse.

It is not an efficient food staple given the relatively large amount of planting material that is required and its long growing season.

Selected individuals grown in seed orchards are a good source for seeds to develop adequate planting material.

Because of this, the spread of the disease through planting material has beset most sugarcane growing areas in the world.

Advice is given on crop selection, improved planting material, fertilizer, farm implements, and technical training.

Production and distribution of improved planting materials.

Using pathogen-free planting materials is a necessity.

They survive in stored tubers during the winter and can infect the stolons of planting material.

So the centers offer dwarf varieties, shade plants and lightweight containers, along with portable sizes of most planting materials.

It penetrates into plants from either the soil or infested planting material and occasionally from seeds.

The Department main functions are research, extension, seed and planting material production, regulatory services, plant quarantine, soil conservation, registration of pesticides.

After the phylloxera damage at the end of the 19th century, it was only in 1906 that the vineyards began to recover with grafted planting material.

The risk of infection can be reduced as far as possible in clean land by using disease-free planting material and avoiding contamination from infected fields.

Self Help Africa also works with local partners across its African programmes to support the provision of good quality local seed and planting materials.

The native, rustic character of the planting material enhances the experience not only for trail users but also for daily commuters driving down Jeffrey Road.

The third component of the market bundle is capital: One Acre Fund distributes planting materials and fertilizers to the farmer groups.

It is always wise to purchase the certified planting material from authorized seed growers, which assures disease-free planting material.

All modern, commercial planting material consists of tenera palms or DxP hybrids, which are obtained by crossing thickshelled dura with shell-less pisifera.

Early applications of fertilizer, better planting material, and more rigid culling has led to a dramatic increase in early yields in third to sixth years from planting.