defoliation

n.

落叶；采叶；去叶；

1. The defoliation was buoyed up by a rising air current.
   那片落叶被一股上升的气流浮起。
2. Elaine plucked a twig from the offending japonica and set about its systematic defoliation with savage concentration.
   埃莱恩从难看的山茶上折了个嫩枝，开始猛烈的收集系统的落叶。

Insect Defoliation and Nitrogen Cycling in Forests
Insect Defoliation Enhances Nitrate Export from Forest Ecosystems
Effects of Insect Defoliation on Growth and Mortality of Trees
Effects of Defoliation, Shading and Competition on Spotted Knapweed and Bluebunch Wheatgrass
Oak leaf quality declines in response to defoliation by gypsy moth larvae
EFFECTS OF GYPSY MOTH DEFOLIATION ON FOREST BIRDS: AN ASSESSMENT USING BREEDING BIRD CENSUS DATA
Effects of Phosphorus Nutrition and Defoliation on C4 Graminoids from the Serengeti Plains
Root growth response to defoliation in two Agropyron bunchgrasses: field observations with an improved root periscope
Evolutionary ecology of Datura stramonium: Genetic variation and costs for tolerance to defoliation
Mycorrhiza and seedling establishment in a subarctic meadow: Effects of fertilization and defoliation