Sentence examples for vigorous trees from inspiring English sources

His goal is to cross-pollinate the two strains, yielding even more vigorous trees.

"If you remove large herbivores, you should see more vigorous trees".

Vigorous trees can fight off these two diseases, but they become vulnerable as they age.

The trees are producing the defensive, sticky resin that, in younger, more vigorous trees, would repel the boring invaders.

Young, rapidly growing elms may die in one to two months; older or less vigorous trees sometimes take two years or more to succumb.

Certified arborists, he said, can assess which trees are diseased or have other risks of falling, though hurricane winds, he noted, can crumple even vigorous trees.

A vigorous tree can often throw off a fungus or insects, so sometimes it's best just to wait.

An orchardist will snip a short length of scion wood from a vigorous tree and bury it in moist soil.

Selective cutting of susceptible trees, thinning that accelerates growth, and other similar long-range forest management practices that stimulate vigorous tree growth are good methods for indirect control of insects and diseases.

Although these creatures cannot be seen with the naked eye, they are much easier to keep and much more vigorous than trees.

Naturally occurring F1 hybrids of Japanese walnut cultivars and butternut are such vigorous, fruitful trees (Ashworth 1969) that investigators have expressed concern over a possible range-wide genetic invasion (Ostry and Woeste 2004).